Peter Fonda (Chuck Browning)
Blythe Danner (Tracy Ballard)
Arthur Hill (Duffy)
Yul Brynner (Gunslinger)
Jim Antonio (Ron)
Judson Pratt (Bartender)
Alex Rodine (KGB Man)
John Ryan (Schneider)
Dorothy Konrad (Mrs. Karnovski)
Mike Scott (Steven)
Catherine McClenny (Secretary)
Allen Ludden (Game Show Host)
Dana Lee (Mr. Takaguchi's Aide)
Jan Cobler (Hostess)
Burt Conroy (Gen. Karnovski)
Robert Cornthwaite (Mr. Reed)
John Fujioka (Mr. Takaguchi)
Ed Geldart (Frenchy LaPorte)
Angela Greene (Mrs. Reed)
Joanna Hall (Maiden Fair)
Ray Holland (Chief Technician)
Darrell Larson (Eric)
Nancy Bell (Erica)
Stuart Margolin (Harry)