Trailer
Cast
Raymond Huntley
Official, National Physical Laboratory
Denys Graham
Flying Officer L. G. Knight, D.S.O.
Hugh Manning
Official, Ministry of Aircraft Production
Robert Shaw
Flt / Sgt. J. Pulford, D.F.M.
David Morrell
Flight Lieutenant W. Astell, D.F.C.
Bill Kerr
Flight Lieutenant H. B. Martin, D.S.O., D.F.C., A.F.C.
Ewen Solon
Flight Sergeant G. E. Powell
Peter Arne
Staff Officer to Air-Vice Marshal Cochrane (uncredited)
Arthur Howard
RAF Pay Clerk in NAAFI (uncredited)
Edwin Richfield
RAF Officer (uncredited)
Patrick Barr
Captain Joseph (Mutt) Summers, C.B.E.
Ernest Clark
Air Vice-Marshal The Hon. Ralph Cochrane G.B.E., K.C.B., A.F.C.
Charles Carson
Doctor
Frederick Leister
Committee Member
Richard Thorp
Squadron Leader H. E. Maudslay, D.F.C.
John Fraser
Flight Lieutenant J. V. Hopgood, D.F.C.
Richard Coleman
RAF Officer (uncredited)
Laurence Naismith
Farmer
Peter Diamond
Tail Gunner (uncredited)
Lloyd Lamble
Collins (uncredited)
Philip Latham
Flight Sergeant (uncredited)
Michael Redgrave
Doctor B. N. Wallis, C.B.E., F.R.S.
Ursula Jeans
Mrs. Wallis
Hugh Moxey
Observer at Trials
George Baker
Flight Lieutenant D. J. H. Maltby, D.S.O., D.F.C.
Richard Todd
Wing Commander Guy Gibson, V.C., D.S.O., D.F.C.
Colin Tapley
Doctor W.H. Glanville, C.B., C.B.E.
Edwin Styles
Observer at Trials
Peter Assinder
Plt/Off. G. A. Deering, D.F.C.
Tim Turner
Flight Lieutenant J. F. Leggo, D.F.C.
Gerald Harper
RAF Officer (uncredited)
Basil Sydney
Air Chief Marshal Sir Arthur Harris G.C.B., O.B.E., A.F.C.
Stanley Van Beers
Sir David Pye, C.B., F.R.S.
Nigel Stock
Flying / Off. F. M. Spafford, D.F.C., D.F.M.
Brian Nissen
Flt / Lt. A. T. Taerum, D.F.C.
Richard Leech
Squadron Leader H. M. Young, D.F.C.
Harold Goodwin
Wing Comdr. Gibson's Batman
Patrick McGoohan
Guard at Door (uncredited)
Derek Farr
Group Captain J. N. H. Whitworth, D.S.O., D.F.C.