Corbin Bernsen Col Henry J. "Bull" Eckert Actor Adam Baldwin Lt. Col. Jack Riles Actor Cameron Bancroft Capt. Zeke Beaumont Actor Tyra Ferrell Mission Specialist Tamara St. James Actor Bobby Hosea Maj. Reggie Warren Actor David Kelsey Lt. Cmdr. D.B. Woods Actor Katie Mitchell Andrea Wyler Actor Bobbie Phillips Lt. Cmdr. Barbara DiSantis Actor Chad Willett Peter Engel Actor Gil Grant Executive Producer Paris Qualles Executive Producer Kary Antholis Executive Producer George Zaloom Executive Producer Les Mayfield Executive Producer David Blake Hartley Producer