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 Summer Glau Guest Star Hope Olaide Wilson Guest Star Conrad Roberts Guest Star Henri Lubatti Guest Star Phina Oruche Guest Star Vinessa Antoine Guest Star Mac Brandt Guest Star Carlos Love Guest Star Babs Olusanmokun Guest Star David Mamet Executive Producer Shawn Ryan Executive Producer Randy Huggins Writer Alex Zakrzewski Director