
Cast

Marshall Thompson
Major Jeff Cummings

Kynaston Reeves
Prof. R. E. Walgate

Kim Parker
Barbara Griselle

Stanley Maxted
Col. Butler

Terry Kilburn
Capt. Al Chester
JD
James Dyrenforth
Mayor Hawkins
RM
Robert MacKenzie
Const. Howard Gibbons

Peter Madden
Dr. Bradley
GW
Gil Winfield
Dr. Warren
MB
Michael Balfour
Sgt. Kasper
LM
Launce Maraschal
Melville
MW
Meadows White
Ben Adams
EKP
E. Kerrigan Prescott
Atomic Engineer
LL
Lala Lloyd
Amelia Adams
SC
Shane Cordell
Nurse
SA
Sheldon Allan
Sentry (uncredited)
AA
Alexander Archdale
Minister (uncredited)
EB
Eddie Boyce
Jacques Griselle (uncredited)
VH
Victor Hagan
Villager (uncredited)
VH
Victor Harrington
Villager (uncredited)
JH
Jack Hetherington
Sergeant in Office (uncredited)
RN
Richard Neller
Townsman (uncredited)

Tom Watson
Technical Sergeant (uncredited)
Crew
AC
Arthur Crabtree
Directing
HJL
Herbert J. Leder
Writing
JC
John Croydon
Production
RG
Richard Gordon
Production
RK
Ronald Kinnoch
Production
CFV
Charles F. Vetter
Production
BO
Buxton Orr
Sound
LB
Lionel Banes
Camera
RQM
Richard Q. McNaughton
Editing
BB
Barbara Barnard
Costume & Make-Up
JH
Jim Hydes
Costume & Make-Up
RK
Ronald Kinnoch
Production

Douglas Hickox
Directing
JE
John Elphick
Art
TP
Terry Poulton
Sound
PN
Peter Neilson
Crew
FN
Flo Nordhoff
Crew
KR
Karl-Ludwig Ruppel
Crew
HS
Hazel Swift
Directing
AD
Anna Duse
Costume & Make-Up
LR
Leo Rogers
Camera
FL
Frederic Lewis
Sound
PTD
Peter T. Davies
Sound
MC
Martin Curtis
Camera
ARL
Amelia Reynolds Long
Writing



















