Terry-Thomas - Self 역

Jimmy Edwards - Dr. Edwards 역

Peter Hammond - Spencer Stone 역

Jon Pertwee - Headwaiter 역

Wilfrid Hyde-White - Dr. B. Jekyll 역

Peter Haddon - Major Basil Beagle 역

Geoffrey Sumner - Humphrey Beagle 역

Zena Marshall - Giselle 역

Colin Gordon - Chadbeater Longwick 역

Judith Furse - Mrs. Martin 역

Edmund Willard - Ezekial 역

Robert Lamouret - The 'Duck' Man 역

Henry Kendall - Lord Bruce Carlton 역

Bill Fraser - Oliver Cromwell 역

Shirl Conway - Cabaret Star 역

George Benson - Temporary Waiter 역

Sandra Dorne - Receptionist 역

Patricia Raine - Amber 역

Ronald Adam - Director General of the BBC (uncredited) 역

Michael Balfour - Barman (uncredited) 역

Johnny Briggs - BBC Page Boy (uncredited) 역

Esma Cannon - Autograph Huntress (uncredited) 역

Cyril Chamberlain - (uncredited) 역

Andrew Crawford - First BBC Announcer (uncredited) 역

Valentine Dyall - Man Telling Story at BBC (uncredited) 역

Danny Green - Liftman (uncredited) 역

Kenneth Griffith - Nick Martin's BBC Colleague (uncredited) 역

Anne Gunning - Young Woman (uncredited) 역

James Hayter - Inn Landlord (uncredited) 역

Glynis Johns - Miranda Trewella (uncredited) 역

Michael Medwin - Man Giving BBC Boxing Talk (uncredited) 역

Hal Osmond - Radio Sound-Effects Man (uncredited) 역

Brian Oulton - BBC Producer (uncredited) 역

Wally Patch - BBC Commissionaire (uncredited) 역

Dennis Price - Lord Byron (archive footage) (uncredited) 역

Basil Radford - Maj. Bright (uncredited) 역

Harry Secombe - Alf (uncredited) 역

Anthony Steel - (uncredited) 역

David Ward - Ghost (uncredited) 역

Michael Ward - News Reader (uncredited) 역

Richard Wattis - Compere of Nick Nack Show (uncredited) 역

Naunton Wayne - Capt. Early (uncredited) 역