Dennis Haysbert Sgt. Maj. Jonas Blane Actor Scott Foley Staff Sgt. Bob Brown Actor Robert Patrick Col. Tom Ryan Actor Regina Taylor Molly Blane Actor Max Martini Master Sgt. Mack Gerhardt Actor Michael Irby Staff Sgt. Charles Grey Actor Demore Barnes Staff. Sgt. Hector Williams Actor Abby Brammell Tiffy Gerhardt Actor Audrey Marie Anderson Kim Brown Actor David Mamet Executive Producer Shawn Ryan Executive Producer