Thomas Ellis Gibson (born July 3, 1962) is an American actor and director. He portrayed Daniel Nyland in the CBS series Chicago Hope, Greg Montgomery on the ABC series Dharma & Greg, and Aaron Hotchner on the CBS series Criminal Minds (2005–2016).
The story follows an aspiring Latina actress/club singer during the 1920’s ends up being framed for the murder of a socialite and a cop. She is trying to clear her name while on the run.