Donald Sinden as Hugh Mander

Jeannie Carson as Janet Macleod

Roland Culver as Capt Waggett

Catherine Lacey as Mrs Waggett

Noel Purcell as Father James

Ian Hunter as Air Commodore Watchorn

Duncan Macrae as Duncan Ban

Gordon Jackson as George Campbell

Jean Cadell as Mrs Campbell

Alex Mackenzie as Joseph Macleod

Carl Jaffe as Dr Hamburger

Nicholas Phipps as Andrew Wishart

Ronnie Corbett as Drooby

James Copeland as Kenny Mcleod

John Stevenson Lang as Reverend Angus

Reginald Beckwith as Mumford

Arthur Howard as Meeching

John Laurie as Capt. MacKechnie

Jack Short as Roderick

Peter Copley as Scientist

Jameson Clark as Constable Macrae

Finlay Currie as Narrator (uncredited)

Basil Dignam as R.A.F. Officer (uncredited)