Jack Watling
Mike Brewster
Acting
Carole Lesley
Susan
Acting
Renée Houston
Mrs. Gray
Acting
John Slater
Sid Johnson
Acting
Colin Gordon
Mitchell
Acting
Libby Morris
Trixie
Acting
Cardew Robinson
Micki
Acting
June Cunningham
Rosie
Acting
Ronald Adam
Judge
Acting
Ernest Clark
Colonel Drew
Acting
John Salew
Mr. Monkton
Acting
Vic Wise
Spider
Acting
Hugh Morton
Grant
Acting
Julian Orchard
Walker
Acting
Tony Thawnton
Costume Designer
Acting
Larry Taylor
Large Man
Acting
Ruth Lee
Receptionist
Acting
Johnny Vyvyan
Big Louis
Acting
Jeanne Moody
Barbara Drew
Acting
Marne Maitland
Eastern Gentleman
Acting
Gertan Klauber
Joe
Acting
Alf Dean
Enormous Man
Acting
Frank Forsyth
Barman
Acting
Geoffrey Denton
Counsel
Acting
John Watson
1st Inventor
Acting
Diana Chesney
Dowager (uncredited)
Acting
Walter Henry
Undercover Detective (uncredited)
Acting
Lance Percival
Stage Prompter (uncredited)
Acting