cast
-
Richard Harris
John Carter
-
Ann Turkel
Susan Beresford
-
Gordon Jackson
Dr. Marston
-
John Vernon
Luis Carreras
-
David Janssen
Charles Conway
-
Burgess Meredith
Van Heurden
-
Leigh Lawson
Tony Cerdan
-
Robert Flemyng
Capt. Bullen
-
Keith Baxter
Preston
-
Robert Beatty
Dr. Taubman
-
Dorothy Malone
Mrs. Skinner
-
John Carradine
Fairweather
-
Christopher Chittell
Rogers
-
Richard Cox
Browning
- Michael Howard Benson
-
Hugh Rouse
Captain – Unicorn 1
- Ian Hamilton 1st Officer – Unicorn 1
-
Ian Yule
McCloskey
- Paul Malherbe Gomez
- Michael Fisher Dexter
- Lyn Hooker Female Nurse
- David H. Watkins Miguel
- Stephen Turner Croupier
- Yanko Gluscevic Croupier
- Philip Boucher Agente
- Steven Gurney Radio Operator – Unicorn 1
- Dennis Madeley 1st Engineer
- Larry Taylor Attacker
- Billy Crauser Attacker
-
John Sullivan
Attacker
- Joe Powell Male Nurse
- Jannie Wienand Attacker
-
Roy Scammell
Attacker
- Jack Cooper Attacker
-
Danny Keogh
Attacker
- Shelagh Holliday Passenger
- Gabriel Bayman Passenger
- Marjorie Gordon Passenger
- Olive King Passenger
- Maureen Anstey Passenger
- Paddy Canavan Passenger
- Tanya Bader Passenger
-
Vivienne Drummond
Passenger
- Marina Christelis Passenger
- David Drummond Passenger
- Colin Sutcliffe Passenger
- Peter Tobin Passenger
-
David Bailie
Younger Terrorist in Car (uncredited)
- John Parsonson Attacker (uncredited)
-
Tony Steedman
Assassin (uncredited)
- Frank Wastell Bartender (uncredited)