Seth MacFarlane Capt. Ed Mercer Creator, Actor, Executive Producer Adrianne Palicki CDMR Kelly Grayson Actor Penny Johnson Dr. Claire Finn Actor Scott Grimes Lt. Gordon Malloy Actor, Executive Producer Peter Macon Lt. CDMR Bortus Actor J. Lee Lt. CDMR John LaMarr Actor Mark Jackson Isaac Actor Anne Winters Charly Burke Actor Jessica Szohr Lt. Talla Keyali Actor Chad L. Coleman Klyden Actor Liz Heldens Executive Producer Jason Clark Executive Producer David A. Goodman Executive Producer Brannon Braga Executive Producer Jon Favreau Executive Producer Jon Cassar Executive Producer Cherry Chevapravatdumrong Executive Producer Howard Griffith Executive Producer