Jack Smight Director Jan-Michael Vincent Tanner Actor George Peppard Maj. Eugene Denton Actor Dominique Sanda Janice Actor Paul Winfield Keegan Actor Jackie Earle Haley Billy Actor Kip Niven Lt. Tom Perry Actor Robert Donner Man, Guard Actor Seamon Glass Mountain Man No.2 Actor Trent Dolan Technician Actor Mark L. Taylor Haskins Actor Robert Hackman Colonel Actor Alan Sharp Screenwriter Lukas Heller Screenwriter Jerome M. Zeitman Producer Paul Maslansky Producer Hal Landers Executive Producer Bobby Roberts Executive Producer Harry Stradling Jr. Cinematographer Frank J. Urioste Film Editing Jerry Goldsmith Original Music E. Preston Ames Production Design William Cruse Art Director Norman Rockett Set Decoration Jane Feinberg Casting Mike Fenton Casting