Joe Mantegna David Rossi Actor Thomas Gibson Aaron "Hotch" Hotchner Actor Paget Brewster Emily Prentiss Actor Shemar Moore Derek Morgan Actor Matthew Gray Gubler Dr. Spencer Reid Actor A.J. Cook Jennifer Jareau Actor Kirsten Vangsness Penelope Garcia Actor Michael Steger Guest Star Sienna Guillory Guest Star Jack McGee Guest Star Monica Young Guest Star Monique Daniels Guest Star Amie Farrell Guest Star Geoff Reeves Guest Star Greg Collins Guest Star Brandon Hirsch Guest Star Adoni Maropis Guest Star Joe Basile Guest Star Erik Palladino Guest Star Loren Lester Guest Star Mark Gordon Executive Producer Edward Allen Bernero Executive Producer, Director Simon Mirren Writer