Trained To Kill: The Dog Trainer, The Heiress, And The Bodyguard | Full Episodes + Full Podcast
- Jul 4, 2025
- 4:02:31
- Full Episode
Mark Stover was a talented dog trainer, better known as the dog whisperer of the Pacific Northwest. He was charismatic and attracted the attention of wealthy blonde heiress Linda Opdyke. They built a business together, along with a marriage. But Linda said Mark also had a dark side, and when she tried to leave the marriage, he obsessively followed. She sought the protection of a security expert, Michiel Oakes, who soon became the new love of her life -- her knight in shining armor. But when blood was found in Mark’s home and he was reported missing, detectives went looking for Michiel. In this dark love triangle, just who was the hunter and who was the hunted? Join "48 Hours" correspondent Peter Van Sant for "Trained to Kill: The Dog Trainer, the Heiress, and the Bodyguard," a gripping six-episode podcast that unravels this dark story.
Crime. Social justice. Impact. "48 Hours" investigates the most intriguing crime and justice cases that touch on all areas of the human experience including greed and passion. "48 Hours," which premiered in 1988, has developed a rich history of original reporting and impact journalism that has helped exonerate wrongly convicted people, caused cold cases to be reopened and solved, and along the way changed lives.
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Brief Summary
Mark Stove's murder reveals a tangled web of obsession, violence, and betrayal involving his ex-wife Linda Updike and her boyfriend Michael Oaks.
Key points
- The Stalking Begins. After their divorce, Mark begins to stalk Linda, leading her to fear for her life.
- The Discovery of Murder. Ding, Mark's dog, was found wounded, leading to the conclusion of murder.
- The Wedding Photos Obsession. Mark Stove's obsession with wedding photos led to escalating tensions with Michael Oaks.
- The Verdict. The jury finds Michael Oaks guilty of premeditated murder, bringing closure to the case.
- The Rise of a Dog Trainer. Mark Stover, known as the dog whisperer, rises to fame despite a troubled past.
- Escalating Threats. Linda's fear grows as Mark's behavior becomes increasingly aggressive and threatening.
Episode highlights
- The Stalking BeginsAfter their divorce, Mark begins to stalk Linda, leading her to fear for her life.“He was driving all over the state to try to find me.”11:21Jul 4, 2025
- The Discovery of MurderDing, Mark's dog, was found wounded, leading to the conclusion of murder.“Ding had taken three bullets in the head.”31:32Jul 4, 2025
- The Wedding Photos ObsessionMark Stove's obsession with wedding photos led to escalating tensions with Michael Oaks.“Stover was obsessed with those wedding photos.”50:40Jul 4, 2025
- The VerdictThe jury finds Michael Oaks guilty of premeditated murder, bringing closure to the case.“We the jury find the defendant Michael Glenn Oaks guilty of premeditated murder as charged.”1:15:44Jul 4, 2025
- The Rise of a Dog TrainerMark Stover, known as the dog whisperer, rises to fame despite a troubled past.“Mark started training dogs in the 1970s and by the 1980s was a well-established K-9 guru.”1:34:05Jul 4, 2025
- Escalating ThreatsLinda's fear grows as Mark's behavior becomes increasingly aggressive and threatening.“I really did feel that my life was in danger.”1:46:00Jul 4, 2025
- Mark's Alford PleaMark enters an Alford plea, admitting evidence against him while claiming innocence.“Mark entered what's called an Alford plea.”2:11:30Jul 4, 2025
- Verbal Tensions EscalateJennifer recalls the moment her relationship with Michael turned abusive.“It was horrible because I trusted him.”2:33:54Jul 4, 2025






