Characters played by William Sylvester
Paul
Characters played by Barbara Shelley
Anne
Characters played by Elizabeth Shepherd
Joan
Characters played by Alexander Davion
Ricky
Characters played by Mark Eden
Mike
Characters played by Ronnie Carroll
Ronnie
Characters played by Frank Forsyth
Inspector
Characters played by Edward Evans
Chauffeur
Characters played by Joy Allen
Dancer
Characters played by Unity Greenwood
Dancer
Characters played by Wendy Martin
Dancer
Characters played by Barry Alldis
Compere
Characters played by Pat Gorman
Studio Engineer
Characters played by Frederick Munday
2nd Policeman
Characters played by Marianne Stone
(uncredited)