character - Jessop Brown

character - Self

character - Arthur Winslow

character - Professor Gardner Cairey

character - Harry

character - Self

character - Supt. Armstrong

character - Bruce

character - Prof. Bramston

character - Lockie McGibbon

character - Himself (Uncredited)

character - Sir Anthony Phelps

character - Self

character - Tom Harker

character - Inspector Alec MacDonald

character - Self (uncredited)

character - Noel Strachan

character - Sir William Belgrave

character - Fielding

character - Doctor Johnson

character - Self

character - George Cowley

character - Dr. Marston

character - Inspector Cabell

character - Mr. Dunner

character - Brian Hardison

character - Narrator

character - Major Browne

character - Commander Cavendish

character - Narrator

character - Charles Stewart

character - Angus Hudson

character - Soapy Simon

character - Tom - Friend of Harry's

character - Horatio

character - Mr. Ransome

character - Gordon Lowther

character - Father Joseph

character - Mr. Mallory

character - Banquo

character - Brian Stern

character - Captain Engel

character - British Sergeant Questioning Chapman (uncredited)

character - Captain Leeds

character - James MacAfee

character - MacDougal

character - Carswell

character - Sgt. McKinnon

character - Vahlin

character - MacDonald 'Intelligence'

character - Seaman Edward Birkett

character - Dr. Thomas Murray

character - Farmer

character - Capt. Jimmy Cairns, M.C. (Battalion Adjutant)

character - Capt. Jock Bateson

character - Bill Donovan

character - Sergeant Malcolm

character - Sgt. MacKenzie

character - PC Alec

character - Sergeant

character - Roger Fenton

character - Leading Seaman Johnson

character - George Campbell

character - Don Wescot

character - 'Chalky' White

character - Jimmy Norris

character - Scottie

character - Dougal McLean (uncredited)

character - John Merritt

character - Narrator

character - Carnoustie Bligh

character - Major Browne

character - Percy

character - Harry

character - Percy

character - District Officer

character - BBC TV producer

character - Ted Burns

character - Peter J. Florian

character - Ralph

character - Hector

character - British Soldier

character - Detective Inspector Campbell

character - Hiker

character - Dr. Anson

character - Paul Tracy

character - Mac

character - George Campbell

character - Jock Melville

character - David Shields

character - Tom Kennedy

character - Scotty Duncan

character - Lt. David Lennox

character - David Sutton

character - Steward (uncredited)

character - Messboy John Jamieson - M.V. San Demetrio

character - Fred Blake

character - Young 'un

character - Alastair 'Jock' MacFarlan, 19th Fusillers

character - (uncredited)