Characters played by Bonar Colleano
Commander Laurie Vining
Characters played by Diana Decker
Gillian Vining
Characters played by David Tomlinson
Frank Betterton
Characters played by Diana Dors
Candy Markham
Characters played by Sidney James
Hank Hanlon
Characters played by Audrey Freeman
Lucy
Characters played by MacDonald Parke
Admiral Fields
Characters played by Hubert Woodward
Hicks
Characters played by Lou Jacobi
Captain Noakes
Characters played by Eileen Sands
Lieutenant Babs Browning
Characters played by Warren Stanhope
Young Lieutenant
Characters played by Peter Butterworth
Liftman
Characters played by C. Denier Warren
Photographer
Characters played by Michael Nightingale
Policeman
Characters played by Charles Stanley
Batman