David Tomlinson

as Mr. Banks

as Emelius

as Peter Thorndyke

as Lord Fellamar

as Blake

as Harold Tufnell-Jones

as Johnny Barton

as Sir Roger Avery

as Steve

as 'Prune' Parsons

as Phil

as Attorney

as Charles

as Intelligence Officer

as Lab Asst

as Quadrant

as Sir John Mac Gregor

as Skelton

as Sir John / Voice of Polar Bear

as J

as Ronnie Waring

as Tom Bishop

as Tom Baker

as Captain Puffin Cheyne

as Jimmy Marshall

as Martin Latham

as Smith

as Lt. Fairweather

as Lt. Fairweather

as John Royd

as Harold Hinchley

as Frank Betterton

as Algernon "Algy" Longworth

as Harold Hinchley

as Lord Liskeard

as Humphrey 'Humpy' Miller

as Mr. Watlington

as Binks

as Earl of Locharne

as Lord Tony Pym

as Basil Topham

as Nick Martin

as David Haig

as Self (archive footage)

as Roland Frogmorton

as Self

as Lancelot Handel Crowther

as Robert Clitheroe

as Count Max Kardak

as Willie Bagshott

as David Warren