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'.

Richard Toddas Wing Commander Guy Gibson, V.C., D.S.O., D.F.C.
Michael Redgraveas Doctor B. N. Wallis, C.B.E., F.R.S.
Ursula Jeansas Mrs. Wallis
Basil Sydneyas Air Chief Marshal Sir Arthur Harris G.C.B., O.B.E., A.F.C.
Patrick Barras Captain Joseph (Mutt) Summers, C.B.E.
Ernest Clarkas Air Vice-Marshal The Hon. Ralph Cochrane G.B.E., K.C.B., A.F.C.
Derek Farras Group Captain J. N. H. Whitworth, D.S.O., D.F.C.
Charles Carsonas Doctor
Stanley Van Beersas Sir David Pye, C.B., F.R.S.
Colin Tapleyas Doctor W.H. Glanville, C.B., C.B.E.
Erwin Hillier