Well-known actors started their careers with minor roles in movies or television shows.

However, this is only a snapshot of his work.

He would trick his victims by setting a meeting with them about a business transaction.

Unsubs from Criminal Minds

He would eventually strangle them.

In his last credited role before he passed away, he played John Pennell in the dramaLast Man Club.

In season 1, episode 14, Massee played Jacob Dawes, who was identified as a sexual psychopath.

Andrew Jackson in ‘Criminal Minds’

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He was connected to at least 18 victims, which were teenage girls.

While he acted on these crimes primarily alone, he did convince his wife to kill their son.

Will Grant in the 2018 seriesLife Sentence,and Frank Sullivan in the 2016 seriesFrequency.

Michael Massee in ‘Cirminal Minds’

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In season 3, episode 12 ofCriminal Minds,Smith portrayed the former high school student, Ryan Phillips.

As a high school student, he was involved in small crimes before he was expelled.

He abducted two young women one night after they were leaving a theater.

Riley Smith in ‘Criminal Minds’

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These women, Lindsey Vaughn and Katie Owen knew him but didn’t expect that he would torture them.

Additionally, he starred in the horrorBrowse.

He would kill his victims that were hiking in remote locations.

Lukas Haas in ‘Criminal Minds’

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Omundson portrayed Philip Dowd, a soldier discharged from the U.S. Army.

He lived with narcissism and paranoid personality disorders, as well as Hero Syndrome.

He starred in the Netflix thrillerHypnotic, where he portrayed the hypnotherapist, Dr. Collin Meade.

Timothy Omundson in ‘Criminal Minds’

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He was identified by the Behavioral Analysis Unit (BAU) team as a narcissist and necrophilic serial killer.

If a woman refused to help him, he would attack her.

7DJ Qualls as Richard Slessman

Fans of the TV showSupernaturalmay recognizeDJ Quallsfrom him from the show.

Jason O’Mara in ‘Criminal Minds’

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In the science-fiction television show, he portrayed Garth Fitzgerald IV a hunter who turned into a werewolf.

InCriminal Minds, he appeared in the pilot episode of the series.

Slessman was loyal to Vogel and refused to reveal his identity to the police.

DJ Qualls in ‘Criminal Minds’

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He was described as an aggressor who would videotape his tortured victims.

Most recently, he also appeared inNetflixsLuckiest Girl Aliveas Luke Harrison, starring oppositeMila Kunis.

His character, Ian Gallagher, is the third-oldest child of the Gallagher family.

Harvey Morell (1)

Monaghan also played Jeremiah Valeska in the 2015 science-fiction thriller series,Gotham.

Monaghan was only a young boy when he played Jeffrey Charles inCriminal Minds.

He would brutally beat his victims with a baseball bat in the forest.

Sydney Manning (1)

Elle Fanning and Cameron Monaghan in ‘Criminal Minds’

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