After 10 seasons, Criminal Minds has aired some pretty horrific crimes and killers. From kidnapping, to arson, torture and personality disorder, they have touched on many of the inner workings of the minds of serial killers. It's no surprise that they have had to get some familiar places to play these killers that haunt some of your dreams at night. Here are some of the celebrities that have played the dark side of humanity that you may have forgotten about.
James Van Der Beek as Tobias Hankel
In this season 2, two-part episode we see the former Dawson's Creek star play Tobias Hankel, a man dealing with multiple personality issues. In his head he has his father, who punishes so-called sinners using religious torture techniques, himself, and the archangel Raphael. He kidnaps Dr. Reid and we find out his dark past.
Jason Alexander as Henry Grace
In season 4, the former Seinfeld star portrayed a narcissist and prodigy serial killer that was looking to exact revenge on David Rossi, who he blames for ruining his life.
Michael O'Keefe as Dr. Stanley Howard
In season 3, this Rosanne star takes you on a journey through your greatest phobias. Appropriately named Scared to Death, this episode focuses on a therapist who exploits people's greatest fears before they die.
Continue to read about the creepy roles of Star Wars, Star Trek and Malcolm in the Middle actors.