迈克尔·雷德格瑞夫

Michael Redgrave

饰：Dr. Barnes N. Wallis, CBE, FRS

罗伯特·肖

Robert Shaw

饰：Flight Sgt. J. Pulford, DFM

帕特里克·麦高汉

Patrick McGoohan

饰：Guard on Door (uncredited)

查尔斯·卡森

Charles Carson

饰：Doctor

科林·塔普利

Colin Tapley

饰：Dr. W.H. Glanville, CB, CBE

弗雷德里克·莱斯特

Frederick Leister

饰：Committee Member

Eric Messiter

饰：Committee Member

雷蒙德·亨特利

Raymond Huntley

饰：Official, National Physical Laboratory

Hugh Manning

饰：Official, Ministry of Aircraft Production

帕特里克·巴尔

Patrick Barr

饰：Capt. Joseph (Mutt) Summers, CBE

巴兹尔·悉尼

Basil Sydney

饰：Air Chief Marshal Sir Arthur Harris, GCB, OBE, AFC

欧内斯特·克拉克

Ernest Clark

饰：Air Vice-Marshal The Hon. Ralph Cochrane, GBE, KCB, AFC

劳伦斯·奈史密斯

Laurence Naismith

饰：Farmer

哈罗德·西登斯

Harold Siddons

饰：Group Signals Officer

理查德·托德

Richard Todd

饰：Wing Cmdr. Guy Gibson, VC, DSO, DFC

奈杰尔·斯托克

Nigel Stock

饰：Flying Officer F.M. Spafford, DFC, DFM

Brian Nissen

饰：Flight Lt. A.T. Taerum, DFC

理查德·利奇

Richard Leech

饰：Squadron Leader H.M. Young, DFC

约翰·弗拉瑟

John Fraser

饰：Flight Lt. J.V. Hopgood, DFC

比尔·克尔

Bill Kerr

饰：Flight Lt. H.B. Martin, DSO, DFC, AFC

乔治·贝克

George Baker

饰：Flight Lt. D.J.H. Maltby, DSO, DFC

Denys Graham

Denys Graham

饰：Flying Officer L.G. Knight, DSO

Basil Appleby

饰：Flight Lt. R.C. Hay, DFC

提姆 特纳

Tim Turner

饰：Flight Lt. J.F. Leggo, DFC

埃文·索伦

Ewen Solon

饰：Flight Sgt. G.E. Powell

彼得·戴蒙德

Peter Diamond

饰：Tail Gunner (uncredited)

阿瑟·霍华德

Arthur Howard

饰：RAF Pay Clerk In NAAFI (uncredited)

John Breslin

饰：Crew member (uncredited)

理查德·科尔曼

Richard Coleman

饰：RAF Officer (uncredited)

杰拉尔德 哈波尔

杰拉尔德 哈波尔 Gerald Harper

饰：RAF Officer (uncredited)

劳埃德·兰布尔

Lloyd Lamble

饰：Collins (uncredited)

菲利普·莱瑟姆

Philip Latham

饰：Flight Sergeant (uncredited)

Edwin Richfield

饰：RAF Officer (uncredited)

厄休拉·杰尼斯

Ursula Jeans

饰：Mrs. Wallis

斯坦利·范比尔斯

Stanley Van Beers

饰：Sir David Pye, CB, FRS

Laidman Browne

饰：Committee Member

Edwin Styles

饰：Observer at trials

休·莫克西

Hugh Moxey

饰：Observer at trials

Anthony Shaw

饰：RAF Officer at trials

德里克·法尔

Derek Farr

饰：Group Capt. J.N.H. Whitworth, DSO, DFC

弗兰克·菲利普斯

Frank Phillips

饰：BBC Announcer

Brewster Mason

饰：Flight Lt. R.D. Trevor-Roper, DFC, DFM

Tony Doonan

饰：Flight Lt. R.E.G. Hutchison, DFC

Peter Assinder

饰：PLT,OFF G.A. Deering, DFC

David Morrell

饰：Flight Lt. W. Astell, DFC

罗纳德·威尔逊

Ronald Wilson

饰：Flight Lt. D.J. Shannon, DSO, DFC

Nina Parry

饰：Barnes Wallace's daughter (uncredited)

Edward Cast

饰：Crew Member (uncredited)

杰克·麦克诺顿

Jack McNaughton

饰：Waiter (uncredited)

Harold Goodwin

Harold Goodwin

理查德·索普

Richard Thorp