Director
Freddie Francis
DIRECTOR
Stars (in credits order)
Joan Crawford
Dr. Brockton
Michael Gough
Sam Murdock
Bernard Kay
Inspector Greenham
Kim Braden
Anne Brockton
David Griffin
Malcolm Travers
John Hamill
Cliff
Thorley Walters
Magistrate
Jack May
Dr. Selbourne
Geoffrey Case
Bill
Robert Hutton
Dr. Richard Warren
Simon Lack
Colonel Vickers
David Warbeck
Alan Davis
Chloe Franks
Little Girl
Maurice Good
Reporter
Joe Cornelius
Trog
John Adams
Courtroom Spectator(uncredited)
Richard Atherton
John Baker
Anaesthetist(uncredited)
Tim Barrett
John Dennis(uncredited)
Roy Beck
Reporter(uncredited)
Bill Burns
Photographer(uncredited)
Jack Carter
Police Inspector(uncredited)
Police Officer(uncredited)
Golda Casimir
Professor Manoskiensky(uncredited)
Garrett Cassell
Rider(uncredited)
Robert Clarke
Herman Cohen
Bartender(uncredited)
John D. Collins
TV Crewman Watching Monitor(uncredited)
Shirley Cooklin
Little Girl's Mother(uncredited)
Billy Cornelius
Driver(uncredited)
Harold Coyne
Robert Crewdson
Dr. Pierre Duval(uncredited)
Steve Donahue
Security Guard(uncredited)
Mabel Etherington
Royston Farrell
Policeman at Briefing(uncredited)
Harry Fielder
Otto Friese
TV Crewman(uncredited)
Pat Gorman
Army Officer(uncredited)
Hilda Green
Brian Grellis
Paul Hansard
Dr. Kurtlimer(uncredited)
Bill Hibbert
Court Policeman(uncredited)
George Hilsdon
Publican(uncredited)
Rick Lester
Guard(uncredited)
Mary Maxfield
Frightened Woman(uncredited)
Lola Morice
Spectator at Cave Site(uncredited)
Bartlett Mullins
Butcher(uncredited)
Rona Newton-John
Harry Phipps
TV Cameraman(uncredited)
Laurie Rose
Soldier(uncredited)
Terry Sartain
Jack Silk
Greenham's Driver(uncredited)
Byron Sotiris
George Spence
Cleo Sylvestre
Nurse Cleo(uncredited)
John Tatham
Reg Thomason
Murdock's Solicitor(uncredited)
Cy Town
Harry Van Engel
Onlooker(uncredited)
Philip Webb
John Wilder