Cover art for podcast Someone Knows Something

Someone Knows Something

68 EpisodesProduced by CBC PodcastsWebsite

Host David Ridgen joins victims' family members as they investigate cold cases, tracking down leads, speaking to suspects and searching for answers. S1: Adrien McNaughton. S2: Sheryl Sheppard. S3: Dee & Moore. S4: Greavette. S5: Kerrie Brown. S6: Donald Izzett Jr.

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68 Episodes | 2016 - 2020

S1 Prologue: 'Do it, David. Do it.'

March 1st, 2016


David Ridgen considers whether he should create the podcast Someone Knows Something.

S1 Episode 1: The family

March 1st, 2016


What happened the day five-year-old Adrien McNaughton wandered into the woods and was never seen again? How does a family grieve for someone who may …

S1 Episode 2: Mr. Ring

March 7th, 2016


Another witness was present in the moments leading up to Adrien’s disappearance. SKS host David Ridgen ventures into the backwoods of Eastern Ontario to find him.

S1 Episode 3: The theories

March 14th, 2016


SKS host David Ridgen speaks with those involved in the initial search for Adrien McNaughton, and weighs every available theory about the cause of …

S1 Episode 4: Hello, Adrien?

March 21st, 2016


Is Adrien still alive? If so, what would he look like today? Forensic artist Diana Trepkov creates a series of age-progression sketches to help SKS …

S1 Episode 5: Breeze & Grief

March 27th, 2016


Two cadaver dogs are brought in to search the area of Holmes Lake where five-year-old Adrien McNaughton was last seen.

S1 Episode 6: The scent

April 3rd, 2016


The cadaver dogs continue their search for the scent of human remains in the Holmes Lake area.

S1 Episode 7: First Attempt

April 10th, 2016


A divemaster prepares to search Holmes Lake before winter arrives ​and the lake freezes over. And John Gervais identifies the mysterious vehicle he …

S1 Episode 8: Clyde Forks

April 17th, 2016


Two psychics pointed to the remote town of Clyde Forks in their readings of Adrien McNaughton's fate and whereabouts. Could the missing boy have …

S1 Episode 9: What we know

April 24th, 2016


The investigation pauses as the search divers wait for Holmes Lake to thaw. In the meantime, SKS revisits the people, information and new leads that …

S1 Episode 10: The Abyss

May 2nd, 2016


Five scuba divers conduct a search of Holmes Lake.

S1 Episode 11: Terminus

May 12th, 2016


In the season finale of SKS, David Ridgen wraps up loose ends, looks into ways to continue the investigation into Adrien's disappearance, and speaks with the McNaughton family about their experience of reopening the …

SKS Season 2 Preview

November 14th, 2016


New case. New leads. New hope. David Ridgen is back, investigating another missing person cold case. Season 2 of Someone Knows Something will launch …

S2 Episode 1: The Trailer Park

November 21st, 2016


When Odette Fisher returned from holidays in New Brunswick, she expected her daughter, Sheryl Sheppard, to pick her up at the train station. Sheryl …

S2 Episode 2: The Hammer

November 28th, 2016


Hamilton police discover Sheryl Sheppard’s fiancé, Michael Lavoie, parked in a storage locker overcome by exhaust fumes. SKS host David Ridgen talks …

S2 Episode 3: Blondie

December 5th, 2016


Who was Sheryl Sheppard? David speaks to her family, friends and coworkers to try to find out if there was anything in her past that could provide …

S1 Update

December 7th, 2016


The investigation into the Adrien McNaughton case continues. Since the season finale, there have been meetings with police, two search dives and some …

S2 Episode 4: Intimation

December 12th, 2016


The search for more information about Sheryl’s disappearance begins to both widen and focus on the details, as David uses everything from Facebook to knocking on doors to try to figure out what might have happened to …

S2 Episode 5: Girlfriend

December 19th, 2016


In the weeks surrounding Sheryl's disappearance, Michael Lavoie began a relationship with another woman, Sheila Darbyson. Sheila talks for the first time about many surprising details. (Episode 6 will be released on …

S2 Episode 6: Stepbrother

January 2nd, 2017


David tracks down Michael Lavoie's stepbrother, Mark Dempsey, and talks to him about family, betrayal and the criminal code.

S2 Episode 7: Ghost

January 9th, 2017


David drives cross-country to meet with Gwen, Michael Lavoie's partner of many years. Retired detectives share new details about their investigation. And a local reporter reveals a previously unreported story about …

S2 Episode 8: Gwen

January 16th, 2017


Gwen speaks about her relationship with Michael Lavoie, what she recalls from those crucial days in January 1998, and the effect that Sheryl's disappearance had on Gwen and her family.

S2 Episode 9: The Appearance of Force

January 23rd, 2017


David takes a closer look at the New Year's Eve proposal video with a forensic psychologist and the TV host who was there that night. We also hear …

S2 Episode 10: Mom

January 30th, 2017


David speaks to people who knew Michael Lavoie as a child, as well as members of his family, including his mother, Pat Lavoie.

S2 Episode 11: Blackmail

February 6th, 2017


As David tries to track down and speak to Brian Sweeney, Sheryl's ex-husband, evidence begins to pile up that Sheryl may have known her life was in danger.

S2 Episode 12: Lavoie

February 13th, 2017


Where is Sheryl Sheppard? David looks into her potential whereabouts and makes direct contact with the man police have named as the prime suspect in …

S1 & S2 Update and what's next

September 18th, 2017


In a live Q&A from CBC Hamilton, David provides updates on the Adrien McNaughton and Sheryl Sheppard cases, as well as a sneak peek at what’s to come.

S3 Dee & Moore - Preview

October 24th, 2017


All six episodes of SKS Season 3: Dee & Moore will be available on Tuesday, November 7th, 2017.

S3 Episode 1: The Wrong Body

November 6th, 2017


In 1964, two klansmen were arrested for the murder of Dee & Moore: James Ford Seale and Charles Marcus Edwards. The charges were dropped. But Edwards is still known to be alive, and Thomas wants to meet him face to …

S3 Episode 2: The Klansman

November 6th, 2017


Why did authorities close the case? David & Thomas speak with the FBI and local District Attorney to try to find out. They also meet Henry's sister Thelma and Joe Lee, one of the last to see Dee & Moore alive. …

S3 Episode 3: The Hornet’s Nest

November 6th, 2017


David and Thomas meet journalist Jerry Mitchell, who has stacks of FBI documents about the case. They speak to people who lived through the terror of civil rights era Mississippi, and visit U.S. Attorney Dunn Lampton to …

S3 Episode 4: Bunkley

November 6th, 2017


David and Thomas search for MHSP officers and FBI agents who were present during Seale and Edwards's arrests. And Thomas looks for the support of the local community as he plans to confront the Klansmen in person.

S3 Episode 5: The Bridge

November 6th, 2017


The investigation continues, leading to the doorsteps of more former Klansmen. Then, a surprising revelation from Lampton.

S3 Episode 6: Reckoning

November 6th, 2017


In the aftermath of the Dee-Moore case, questions remain. Years later, David and Thomas return to Mississippi to meet old friends, mourn those who …

S3 Episode 7: Epilogue

January 22nd, 2018


In this bonus episode, David travels back to Mississippi, follows up on the Dee & Moore case, and looks at the fate of other civil rights era …

S4 Greavette - Preview

January 29th, 2018


In SKS Season 4: Greavette, David Ridgen continues the work he began nine years ago, investigating the murder of Wayne Greavette.

S4 Episode 1: 9-1-1

February 5th, 2018


When a flashlight bomb killed Wayne Greavette in 1996, it also destroyed his family. Years later, Wayne's widow and adult children reunite to revisit …

S4 Episode 2: Death Letter

February 12th, 2018


David meets the police officers involved in the Greavette case to learn about their investigation and find out what the evidence reveals about who …

S4 Episode 3: The Deer

February 19th, 2018


Danielle and Justin meet with Ed Galick who was Wayne's former employer and mentor. He was also a person of interest to police. Ed and Wayne were …

S4 Episode 4: D & L

February 26th, 2018


A disturbing piece of information about Wayne's past is revealed and the Greavettes meet one of the people mentioned in the death letter.

S4 Episode 5: Jr.

March 5th, 2018


David and the Greavette family track down every available lead, investigating whether Wayne's murder is linked to the water industry, biker gangs or organized crime.

Introducing: Finding Cleo

March 8th, 2018


Taken by child welfare workers in the 1970s and adopted out to the U.S., a Cree family believes their sister was raped and murdered while hitchhiking home to Saskatchewan. Host Connie Walker joins the search to find out …

S1 Update: Final Response

March 29th, 2018


In March 2018, David and his team of volunteers conduct a fourth search of Holmes Lake for Adrien McNaughton. It's the deepest and most thorough …

S1 - S5 Updates

July 3rd, 2018


Updates on Seasons 1 through 4. And an announcement: SKS will be back with Season 5 in October 2018.

Introducing: Escaping NXIVM

September 12th, 2018


NXIVM calls itself a humanitarian community. Experts call it a cult. Uncover - the new investigative series from CBC Podcasts - looks into the group, …

S5 Kerrie Brown - Preview

October 5th, 2018


In SKS Season 5: Kerrie Brown, David Ridgen travels north to Thompson, Manitoba to investigate the brutal unsolved murder of 15-year-old Kerrie Brown.

S5 Episode 1: Ravens

October 16th, 2018


On a cold October night in 1986, 15-year-old Kerrie Brown disappeared from a house party. Her friends and family recall that fateful night and the …

S5 Episode 2: Dead End

October 16th, 2018


David speaks with the woman who discovered Kerrie's body to learn about the crime scene and meets with the police officer currently in charge of …

S5 Episode 3: Helen Betty Osborne

October 22nd, 2018


Another young woman was brutally murdered in northern Manitoba in 1971. But unlike the Brown case, a perpetrator was eventually brought to justice. What can be learned from the Helen Betty Osborne case?

S5 Episode 4: Graveyard Road

October 22nd, 2018


A local teenager witnessed two vehicles leaving the crime scene the night Kerrie was murdered. What did he see that night? And more importantly, who?

S5 Episode 5 Part 1: Rolly

October 29th, 2018


The investigation leads to the owner of an auto body shop, who has information about Patrick Sumner's vehicle, and similar cars that may have been in Thompson on the night of Kerrie's murder.

S5 Episode 5 Part 2: Mad Max

October 29th, 2018


Another muscle car, similar to the one seen by witnesses near the crime scene, was out driving through Thompson on the night of Kerrie's murder. The driver of that car was known as Mad Max.

S5 Episode 6: The Call

October 29th, 2018


A retired RCMP officer claims that certain suspects, tips and evidence may have been overlooked during the original investigation, including a very suspicious phone call.

S5 Episode 7: Luella

November 5th, 2018


A woman writes a name on a scrap of paper and hands it to Jim Brown. Is this the tip he's been waiting for?

S5 Episode 8: Other Brother

November 5th, 2018


Trevor wasn't Kerrie's only sibling. David takes the investigation closer to home.

S5 Episode 9: Marnie

November 12th, 2018


David tracks down the civilian phone operator who says she received a suspicious phone call the night Kerrie disappeared.

S5 Episode 10 Part 1: Sumner

November 19th, 2018


Patrick Sumner was arrested and charged with Kerrie's murder, but discharged after a preliminary hearing. He has never spoken to the media to give his side of the story. Until now.

S5 Episode 10 Part 2: Sumner

November 19th, 2018


Trevor Brown speaks for the first time with the man who was accused of murdering his sister.

S5 Update: "I was here all night"

March 6th, 2019


David follows up on tips, rumours and accusations surrounding the Kerrie Brown case, and tracks down more potential suspects.

S3 Bonus: Return to Mississippi

September 23rd, 2019


In this special episode, David and Thomas Moore reflect on their search for justice and what they’ve learned in the years since their investigation into the 1964 Klan murders of Henry Dee and Thomas’ brother Charles …

S6 Donald Izzett Jr. - Preview

May 4th, 2020


In SKS Season 6, David Ridgen investigates the case of 19-year-old Donald Izzett Jr., who disappeared during a road trip across the U.S.

S6 Episode 1: Mother’s Day

May 11th, 2020


On Mother’s Day 1995, Debra receives a distressing phone call from her son, Donnie. Crying and upset, he asks her to wire him some money. After what sounds like a scuffle and a scream, the phone goes dead. Debra never …

S6 Episode 2: Pitfire

May 18th, 2020


Debra notices a man repeatedly named in Donnie’s case file as a potential witness. Yet police never spoke to him. Could he be the key to finding out …

S6 Episode 3: Frenemy

May 25th, 2020


Detectives interrogate an apparent witness about his involvement in Donnie’s disappearance and question his credibility. Is he telling the truth or …

S6 Episode 4: Fragments

June 1st, 2020


Debra proposes a new dig on a Mississippi property in her search for answers. Could it be the spark the case needs?

S6 Episode 5: The Test

June 8th, 2020


David looks deeper into Donnie’s case file to try piecing together his final days and hours, while Debra takes a new approach to try shaking something loose. New revelations ensue.

Introducing Uncover: Dead Wrong

June 17th, 2020


The latest season of Uncover: Dead Wrong dives deep into a botched police investigation, missing evidence, and a wrongful conviction in a city …

Introducing GURU: The Dark Side of Enlightenment

July 13th, 2020


When we face challenges in life, we seek answers from people we believe can help us. When tragedy strikes an exclusive retreat with a self-help superstar, many people are left to wonder: how far is too far? James Arthur …

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