The story of the conception of a new British weapon for smashing the German dams in the Ruhr industrial complex and the execution of the raid by 617 Squadron 'The Dam Busters'.
as Wing Commander Guy Gibson, V.C., D.S.O., D.F.C.
as Doctor B. N. Wallis, C.B.E., F.R.S.
as Mrs. Wallis
as Air Chief Marshal Sir Arthur Harris G.C.B., O.B.E., A.F.C.
as Captain Joseph (Mutt) Summers, C.B.E.
as Air Vice-Marshal The Hon. Ralph Cochrane G.B.E., K.C.B., A.F.C.
as Group Captain J. N. H. Whitworth, D.S.O., D.F.C.
as Doctor
as Sir David Pye, C.B., F.R.S.
as Doctor W.H. Glanville, C.B., C.B.E.
as Committee Member
as Committee Member
as Committee Member
as Official, National Physical Laboratory
as Official, Ministry of Aircraft Production
as Observer at Trials
as Observer at Trials
as R.A.F. Officer at Trials
as Farmer
as Group Signals Officer
as BBC Announcer
as Flt / Lt. R. D. Trevor-Roper, D.F.C., D.F.M.
as Flt / Lt. R. E. G. Hutchison, D.F.C.
as Flying / Off. F. M. Spafford, D.F.C., D.F.M.
as Flt / Lt. A. T. Taerum, D.F.C.
as Flt / Sgt. J. Pulford, D.F.M.
as Plt/Off. G. A. Deering, D.F.C.
as Squadron Leader H. M. Young, D.F.C.
as Squadron Leader H. E. Maudslay, D.F.C.
as Flight Lieutenant J. V. Hopgood, D.F.C.
as Flight Lieutenant W. Astell, D.F.C.
as Flight Lieutenant H. B. Martin, D.S.O., D.F.C., A.F.C.
as Flight Lieutenant D. J. H. Maltby, D.S.O., D.F.C.
as Flight Lieutenant D. J. Shannon, D.S.O., D.F.C.
as Flying Officer L. G. Knight, D.S.O.
as Flight Lieutenant R. C. Hay, D.F.C.
as Flight Lieutenant J. F. Leggo, D.F.C.
as Flight Sergeant G. E. Powell
as Wing Comdr. Gibson's Batman
as Guard at door (uncredited)
as Staff Officer to Air-Vice Marshal Cochrane (uncredited)
as Crew Member (uncredited)
as RAF Officer (uncredited)
as Tail Gunner (uncredited)
as RAF Officer (uncredited)
as RAF Pay Clerk in NAAFI (uncredited)
as Collins (uncredited)
as Flight Sergeant (uncredited)
as RAF Officer (uncredited)
