Director
Francis Searle
DIRECTOR
Writer
Don Nicholl
WRITER
Jim O'Connolly
Lewis Gilbert
Vernon Harris
Stars (in credits order)
Glyn Houston
Inspector Harris
Zena Walker
Joan Bell
Dermot Walsh
John Bell
Colin Tapley
Dr. Lloyd
Garard Green
Professor Graham
Anthony Dawes
Sergeant Phillips
Patrick Jordan
Jimmy Regan
Edward Ogden
Tommy Day
Helen Forrest
Blonde nurse
Sidney Vivian
Shaw
John Boxer
Prison Governor
Laurie Leigh
Second nurse
Lynne Cole
Miss Lodge
David Lander
Foreign Agent
Norman Claridge
Mr. James - Charlwood Security Officer
Richard McNeff
ACTOR
Jack Taylor
Prison Officer
Robert Bruce
Dr. Elliott
Colin Rix
Michael Beint
Sergeant Howard(uncredited)
Aileen Lewis
Hotel Guest(uncredited)
Frank Pettitt
Sergeant Blakeley(uncredited)
Joe Wadham
Police Driver(uncredited)
Anita West
Mrs. Day(uncredited)
