<P> In credits order . </P> <Ul> <Li> Richard Todd as Wing Commander Guy Gibson, CO of 617 Squadron and pilot of "George" </Li> <Li> Michael Redgrave as Barnes Wallis, Assistant Chief Designer, Aviation Section, Vickers - Armstrong Ltd </Li> <Li> Ursula Jeans as Mrs Molly Wallis </Li> <Li> Basil Sydney as Air Chief Marshal Sir Arthur Harris, GOC - in - C, RAF Bomber Command </Li> <Li> Patrick Barr as Captain Joseph "Mutt" Summers, Chief Test Pilot, Vickers - Armstrong Ltd </Li> <Li> Ernest Clark as Air Vice-Marshal Ralph Cochrane, AOC, No. 5 Group RAF </Li> <Li> Derek Farr as Group Captain John Whitworth, Station Commander, RAF Scampton </Li> <Li> Charles Carson as Doctor </Li> <Li> Stanley Van Beers as David Pye, Director of Scientific Research, Air Ministry </Li> <Li> Colin Tapley as Dr William Glanville, Director of Road Research, Department of Scientific and Industrial Research </Li> <Li> Frederick Leister as committee member </Li> <Li> Eric Messiter as committee member </Li> <Li> Laidman Browne as committee member </Li> <Li> Raymond Huntley as National Physical Laboratory Official </Li> <Li> Hugh Manning as Ministry of Aircraft Production Official </Li> <Li> Edwin Styles as Observer at Trials </Li> <Li> Hugh Moxey as Observer at Trials </Li> <Li> Anthony Shaw as RAF Officer at Trials </Li> <Li> Laurence Naismith as Farmer </Li> <Li> Harold Siddons as Group Signals Officer </Li> <Li> Frank Phillips as BBC Announcer </Li> <Li> Brewster Mason as Flight Lieutenant Richard Trevor - Roper, rear gunner of "George" </Li> <Li> Anthony Doonan as Flight Lieutenant Robert Hutchison, wireless operator of "George" </Li> <Li> Nigel Stock as Flying Officer Frederick Spafford, bomb aimer of "George" </Li> <Li> Brian Nissen as Flight Lieutenant Torger Taerum, navigator of "George" </Li> <Li> Robert Shaw as Flight Sergeant John Pulford, flight engineer of "George" </Li> <Li> Peter Assinder as Pilot Officer Andrew Deering, front gunner of "George" </Li> <Li> Richard Leech as Squadron Leader Melvin "Dinghy" Young, pilot of "Apple" </Li> <Li> Richard Thorp as Squadron Leader Henry Maudslay, pilot of "Zebra" </Li> <Li> John Fraser as Flight Lieutenant John Hopgood, pilot of "Mother" </Li> <Li> David Morrell as Flight Lieutenant Bill Astell, pilot of "Baker" </Li> <Li> Bill Kerr as Flight Lieutenant H.B. "Micky" Martin, pilot of "Popsie" </Li> <Li> George Baker as Flight Lieutenant David Maltby, pilot of "Johnny" </Li> <Li> Ronald Wilson as Flight Lieutenant Dave Shannon, pilot of "Leather" </Li> <Li> Denys Graham as Flying Officer Les Knight, pilot of "Nancy" </Li> <Li> Basil Appleby as Flight Lieutenant Bob Hay, bomb aimer of "Popsie" </Li> <Li> Tim Turner as Flight Lieutenant Jack Leggo, navigator of "Popsie" </Li> <Li> Ewen Solon as Flight Sergeant G.E. Powell, crew chief </Li> <Li> Harold Goodwin as Gibson's Batman </Li> <Li> Peter Arne (uncredited) as Staff Officer to Air - Vice Marshal Cochrane </Li> <Li> Edward Cast (uncredited) as Crew Member </Li> <Li> Richard Coleman (uncredited) as RAF Officer </Li> <Li> Peter Diamond (uncredited) as Tail Gunner </Li> <Li> Gerald Harper (uncredited) as RAF Officer </Li> <Li> Arthur Howard (uncredited) as RAF Pay Clerk in NAAFI </Li> <Li> Lloyd Lamble (uncredited) as Collins </Li> <Li> Philip Latham (uncredited) as Flight Sergeant </Li> <Li> Patrick McGoohan (uncredited) as RAF Guard </Li> <Li> Edwin Richfield (uncredited) as RAF Officer </Li> <Li> Elisabeth Gaunt (Barnes Wallis's daughter in real life) as photographer in the test tank </Li> </Ul> <Li> Richard Todd as Wing Commander Guy Gibson, CO of 617 Squadron and pilot of "George" </Li> <Li> Michael Redgrave as Barnes Wallis, Assistant Chief Designer, Aviation Section, Vickers - Armstrong Ltd </Li>

Who played guy gibson in the 1954 film the dambusters