Cast
Robert Beatty
Dr. Mark Benton
Elizabeth Sellars
Della Freeman
Peter Coke
Det. Insp. George Bellamy
HK
Hugh Kelly
Dr. Craig
Vida Hope
Jackie Leroy
JB
Janet Butler
Sister Rogers
Ferdy Mayne
Charles Constance
James Raglan
Supt. Grayson
Hugh Pryse
Mr. Rattray
George Benson
Prescott
Roger Delgado
Felix Galegos
Frank Atkinson
Railway Ticket Clerk (uncredited)
DC
Donald Conlon
Helios Restaurant Patron (uncredited)
AD
Arthur Dibbs
Helios Restaurant Patron (uncredited)
RG
Robert Gregory
Man at Northolt Airport (uncredited)
JH
Jean Hardwicke
Sister (uncredited)
BJ
Barry Johns
Hospital Orderly (uncredited)
AL
Anthony Lang
Johnny (uncredited)
Ronald Leigh-Hunt
Sgt. Lewis (uncredited)
RN
Richard Neller
Hospital Visitor (uncredited)
HS
Harold Sanderson
Hospital Visitor (uncredited)
MS
Marc Sheldon
Waiter (uncredited)
Toke Townley
Fred Barker (uncredited)
Crew
MCW
Martyn C. Webster
Directing
FD
Francis Durbridge
Writing
AR
A.R. Rawlinson
Writing
EGR
Ernest G. Roy
Production
WB
Wilfred Burns
Sound
GG
Gerald Gibbs
Camera
JS
Joseph Sterling
Editing
BR
Bernard Robinson
Art
BL
Betty Lee
Costume & Make-Up
JO
John O'Gorman
Costume & Make-Up
EL
E.S. Laurie
Production
PK
Pat Kelly
Directing
BB
Buddy Booth
Directing
WHL
W. H. Lindop
Sound
HR
Harry Raynham
Sound
NR
Noel Rowland
Camera
PL
Peter Lamb
Camera
OS
Olive Swinney
Costume & Make-Up
WB
Wilfred Burns
Sound
MO
Marjorie Owens
Directing
