Self – Interviewee

Gentleman

Self

Self (archive)

Arthur Rosehip

Self

Interviewee

Gus the Theatre Cat

Chairman

Old King Norway

Sir Edward Cleghorn

Jack the Ripper

De Lacey

Bernard Quigley

Dapper man

Brig. Dougal Munro

Bernard

Self (uncredited)

Sir Lawrence Dobson

Montgomery Bell

Jim Bloggs (voice)

Lewis Serrocold

Self

Dr. John H. Watson / Narrator

Cambridge

Self

Lord Chelmsford

Prof. Bernard Quatermass

Sir Henry Bartle Frere

Scudder

Thomas Lindmer

Inspector Carson

Monsignor Blaise Meredith

Colonel Bertie Cook

Mike McAllister

Cleon Doyle

Canning

General Kitchner

Mr. Parker

Michael

Sir Philip MacDonald

The Moorman (Colonel)

Field Marshall Sir Douglas Haig

Lord William Hamilton

Inspector Franz Bulon

Colonel Stuart Valois

Wing Commander Hayes

Ezra Fitton

Masterman Finsbury

Smedley-Taylor

General Boyd

Tommy Tyler

Maitland

Lt. Col. Clifford Southey

Captain Morgan

Jacko Palmer

Mitch Evers' Golf Caddy (uncredited)

Father Michael Keogh

Father

Lt. Col. Basil Barrow (Battalion Commander)

Barney

Superintendent Graham

Major Harvey

Captain Anson

Cpl Tubby Binns

Dr. Howard Latimer

Supt. Mike Halloran

Dingle

London Carriage Driver

Platon Karataev

Puncher Roberts

John Hampden

Commandant Fraser

Albert Parkis

Pat Reid

William Mossop

Phillip Davidson

Terence Sullivan

Self - Commentator

Tom Denning

Lt. Cmdr. Armstrong

Bassett

Alfred Polly

Captain R.F. Scott R.N.

Jim Ackland

George Boswell

Pip

The Voice

Pilot Officer Peter Penrose

Jim Colter

Narrator (voice)

Billy Mitchell

British Flyer

Bill Clark

Lt. Taylor RN

Tom

William Wilberforce

Ordinary Seaman Blake / Shorty Blake

Bobby Jessop

Tom

Flt·Lieut. Perry

Young Bill

Jack

Peter Colley as a Young Man

Fred

Jim Connor

Cpl. Bert Dawson

Lord Guilford Dudley

Johnnie Penrose

Albert Brown

Young Enlistee

Ralph Summers

Robert Miller

Tony

Ronnie Blake

Arthur Haughton

Tony Smithers

Bobby Poskett

Ernest Elton

Fred Bolton

Golightly