Characters played by John Saxon
Dr. Jack Costain
Characters played by Maurice Denham
Dr. Morley
Characters played by Patricia Haines
Ann Barlow
Characters played by Alfred Burke
Detective Supt. Hartley
Characters played by Warren Mitchell
Reg Lilburn
Characters played by Stanley Meadows
Det. Tom Grant
Characters played by Aubrey Morris
Thorburn
Characters played by Ballard Berkeley
Cmdr. Savage
Characters played by Marianne Stone
Madge Lilburn
Characters played by Geoffrey Lumsden
Col. Davy
Characters played by Barbara French
Joyce Malone
Characters played by Tony Wager
Pvt. Higgins
Characters played by David Gregory
Pvt. Jones
Characters played by Douglas Livingstone
2nd R
T Soldier
Characters played by Tom Gill
Police Commissioner's Secretary
Characters played by Vincent Harding
1st R
T Soldier
Characters played by Romo Gorrara
Lieutenant
Characters played by Robert Crewdson
Medra
Characters played by John Carson
Major
Characters played by Jack Watson
Sgt. Hawkins
Characters played by Robert Rietty
Medra
Characters played by Fred Davis
Hartley's Driver
Characters played by Roy Everson
Corporal Cooper
Characters played by Aidan Harrington
Jeep Driver
Characters played by Walter Henry
Police Inspector at Meeting
Characters played by George Hilsdon
Armed Policeman
Characters played by Gerry Judge
Detective
Characters played by Colin McKenzie
Policeman Raiding Medra's Office
Characters played by Jim O'Brady
Detective
Characters played by Bill Risley
Lieutenant
Characters played by John Sherlock
TV Newscaster
Characters played by Reg Thomason
Army Driver