Wing Commander Guy Gibson, V.C., D.S.O., D.F.C

Doctor B.N. Wallis, C.B.E, F.R.S.

Mrs. Wallis

Sir David Pye, C.B., F.R.S.

Official, National Physical Laboratory

Official, Ministry of Aircraft Production

Captain Joseph Summers C.B.E. / Mutt

Air Chief Marshal Sir Arthur Harris

Air Vice-Marshal The Hon. Ralph Cochrane G.B.E., K.C.B., A.F.C.

Flt/Sgt. J. Pulford D.F.M.

Group Captain J.N.H. Whitworth, D.S.O., D.F.C.

Farmer

Flight Lieutenant R.D. Trevor-Roper, D.F.C., D.F.M.

Flight Lieutenant R.E.G. Hutchison, D.F.C.

Flying Officer F.M. Spafford, D.F.C., D.F.M.

Flight Lieutenant D.J.H. Maltby, D.S.O., D.F.C.

Director

Producer

Producer

Writer