The police procedural crime drama Criminal Minds revolves around the the FBI's Behavioral Analysis Unit (BAU) based in Quantico, Virginia. The show premiered in 2005 and thirteen seasons have been produced and the cast members have certainly changed over the years!
Before Thomas Gibson was cast as Aaron Hotchner, he was already a well known actor having starred in Chicago Hope from 1994 to 1997 and in the sitcom Dharma & Greg from 1997 to 2002.
Gibson played Aaron Hotchner from 2005 to 2016. He was forced to leave the cast in 2016 following an argument on set. Gibson ist still a sought-after actor, however. He had a guest appearance on Two and a Half Men in 2011 and played the lead in the movie Shadow Wolves in 2018.
Shemar Moore was a cast member from the very first season onwards and played agent Derek Morgan. Before playing Derek, he used to work as a model and had a part on The Young & The Restless...check out the next picture to see what he looks like now!
As agent Derek Morgan, Moore's mission was to hunt down and lock up the worst of the worst. The Criminal Minds actor remained faithful to the show until the end of the eleventh season, but had guest appearances in seasons 12 and 13. He is now starting in the new CBS crime drama S.W.A.T, which is based on the 1975 television series.
Andrea Joy Cook, who plays Jennifer Jareau, is actually a trained dancer. She started acting at seventeen and landed her first major role in the Sofia Coppola film The Virgin Suicides in 1999. This was followed by several appearances in various horror films such as Final Destination 2.
Since 2005, A.J. Cook has been part of the Criminal Minds cast. At the beginning of the sixth season, the Canadian actress was forced to leave the series, but returned again in the seventh season, and since then has been an integral part of the special FBI unit.
Matthew Gray Gubler is a real allrounder! He is an actor, voice actor, painter, film maker and has worked as a model for brands such as Tommy Hilfiger and Marc Jacobs. He has played Dr. Spencer Reid since the very first season.
In addition to his role on Criminal Minds, Gubler directed the music video for the song Don't Shoot Me Santa by The Killers. He also had a small part in the 2006 film RV and has voiced Alvin in all the animated Alvin and the Chipmunks films!
Actor Mandy Patinkin was part of the original Criminal Minds cast. However, he left the show after three seasons. Prior to starring in Criminal Minds, he was a singer and actor on Broadway and played surgeon Dr. Jeffrey Geiger on Chicago Hope from 1994 to 2000.
After he left the show in 2007, Patinkin spent took some time to work on various projects. he has played Saul Berenson in the successful Showtime series Homeland since 2011.
The American actress Paget Brewster appeared in several episodes of Friends, as Chandler's girlfriend Kathy. But, she didn't have her big breakthrough until 2006 when she was cast as Emily Prentiss on Criminal Minds.
Paget Brewster joined the cast at the start of season two. Viewers were devastated when her character Emily appeared to have died in the middle of the sixth season, but she came back for the season seven premiere! However, she left the show at the end of the seventh season. In 2016, she rejoined the Criminal Minds cast and has been a series regular ever since!
The American actress and screenwriter Kirsten Vangsness has been an integral part of the cast since she joined at the beginning of the second season. She plays the audio and video technician Penelope Garcia and is the heart and soul of the team.
Kirsten Vangsness is not only a cast member, but has also co-authored a couple of episodes. She also starred in Pretty in the Series from 2010 to 2012.
Lola Glaudini played agent Elle Greenaway for the first season. Glaudini, who is the daughter of a filmmaker, had already had some TV appearances before playing Elle. She starred in NYPD Blue from 1996 to 1999 and had small roles in various TV shows, including King of Queens and Monk.
After leaving Criminal Minds, Glaudini appeared in numerous TV series, including Law & Order: SVU and Person of Interest. She had a guest appearance on Castle in 2014 and has had a recurring role in The Expanse since 2015.