Characters played by Frankie Howerd
Percy Lamb
Characters played by Margaret Rutherford
Miss Cynthia Beeston
Characters played by Petula Clark
Lee Nicholls
Characters played by George Coulouris
Ernest Schroeder
Characters played by Toke Townley
Henry Waterman
Characters played by Terence Alexander
Peter Jones
Characters played by Belinda Lee
Janie Grey
Characters played by John Horsley
Detective Inspector Henley
Characters played by Anthony Oliver
Duty Officer
Characters played by Stringer Davis
2nd Transport Officer
Characters played by Michael Gwynn
1st Transport Officer
Characters played by Reginald Beckwith
Telephone Man
Characters played by Marianne Stone
Travel Girl
Characters played by Lionel Murton
American Traveller
Characters played by Lisa Gastoni
Receptionist
Characters played by Richard Beynon
3rd Transport Officer
Characters played by Sam Kydd
Security Officer
Characters played by Cyril Conway
1st Crook
Characters played by Arthur Lovegrove
2nd Crook
Characters played by Alastair Hunter
Detective Spencer
Characters played by Tedwell Chapman
2nd American Traveler
Characters played by Norma Dale
Undetermined Secondary Role
Characters played by Richard Duke
Passenger in Airport Terminal
Characters played by William Franklyn
Crook in Opening Sequence
Characters played by Charles Hammond
Passenger at Airport Terminal
Characters played by Richard Neller
Father at Airport Terminal
Characters played by Fred Nicholas
Policeman at Airport Terminal
Characters played by Frank Phillips
BBC Newscaster
Characters played by Pat Symons
Passenger at Airport Terminal
Characters played by Jimmy Young
Undetermined Secondary Role