Characters played by Richard Attenborough
David Wilton
Characters played by Jack Watling
John Aynesworth
Characters played by David Tomlinson
Smith
Characters played by Stuart Latham
Flight Sergeant Fitter
Characters played by Hugh Wakefield
Acting Lieutenant
Characters played by Bromley Challenor
Airman Second Class Jay
Characters played by Z. Peremowski
An Anson Pilot
Characters played by Ronald Squire
Group Captain on Aircrew Interview Board
Characters played by Derek N. Twist
Wing Commander on Aircrew Interview Board
Characters played by Leslie Nixen
Group Captain
Aircrew Reception Centre
Characters played by Len Reeve
Corporal at Air Crew Reception Centre
Characters played by W. Busby
Squadron Leader at Air Crew Reception Centre
Characters played by Arthur Macrae
Wing Commander - Initial Training Wing
Characters played by Reginald Tate
Commanding Officer
Initial Training Wing
Characters played by Elwyn Price
Instructor
Initial Training Wing
Characters played by Tommy Dugan
Cadet
Initial Training Wing
Characters played by John Justin
Flying Instructor
Flying Grading School
Characters played by Anthony Hulme
Chief Flying Instructor
Flying Grading School
Characters played by Michael Harroway
Commanding Officer
Flying Grading School
Characters played by Edward Rutherford
Commander
Air Crew Distribution Centre
Characters played by Sebastian Shaw
Squadron Leader Marshall
Characters played by Ronald Adam
Commanding Officer at Falcon Field
Characters played by Edward G. Robinson
Dean McWilliams
Characters played by Bessie Love
Mrs. Mary McWilliams
Characters played by Arthur Bolton
Airfield Controller
Canadian Navigation School
Characters played by Fletcher Markle
Staff Pilot
Canadian Navigation School
Characters played by Jack Baker
Flight Commander
Canadian Navigation School
Characters played by Stuart Dick
Wireless Instructor
Canadian Navigation School
Characters played by Peter Baylis
Wireless Instructor
Canadian Navigation School
Characters played by Nicholas Stuart
Meteorological Officer at Canadian Navigation School
Characters played by Patrick Waddington
Flight Lt. Mander
Characters played by Tommy Tomlinson
Briefing Officer
English Bombing Station
Characters played by Michael McNeile
Lancaster Crew
Characters played by Jerry Fitzgerald
Lancaster Crew
Characters played by Eric Worth
Lancaster Crew
Characters played by George Cole
Curley
Bomb Aimer
Lancaster Crew
Characters played by Hamish Nicol
Lancaster Crew
Characters played by Norval D. Crutcher Sr.
U.S. Army Driver
Characters played by Murray Matheson
Lancaster Crew
Characters played by Sidney Rider
A Fitter
Characters played by Rex Harrison
Guest
Characters played by Miles Malleson
(uncredited)