Susan Stephen
Janie Matthews
Jack Watling
Tom Matthews
Karl Stepanek
Pliny
Richard Pearson
Noel
Terence Alexander
Harry
John Le Mesurier
Luigi
Ballard Berkeley
Findley
Trevor Reid
Watson
John Longden
Worthington
Arthur Rigby
Feathers
Tom Bowman
Undercover Policeman (uncredited)
Tom Clegg
Thug (uncredited)
Arthur Mullard
Undercover Policeman (uncredited)
Genine Graham
Diana
John H. Watson
Tomkins
Pat Hagan
Dog-track Restaurant Patron (uncredited)
Barry Johns
Airport Security Man (uncredited)
Jim Morris
Thug (uncredited)
Pat Ryan
Man Playing One-armed Bandit (uncredited)
Jack Sharp
Airport Security Man (uncredited)
Jack Taylor
Radio Operator (uncredited)
Freddie Watts
Luke - Bookie (uncredited)