Terry Gilliam

Nasty Alien (voice)

Michael Palin

Kindly Alien (voice)

Eddie Izzard

Headmaster

Robin Williams

Dennis the Dog (voice)

Kate Beckinsale

Catherine

Meera Syal

Fiona

John Cleese

Chief Alien (voice)

Terry Jones

Scientist Alien (voice) / Van Driver

Terry Gilliam

Nasty Alien (voice)

Michael Palin

Kindly Alien (voice)

Eddie Izzard

Headmaster

Robin Williams

Dennis the Dog (voice)

Kate Beckinsale

Catherine

Meera Syal

Fiona

John Cleese

Chief Alien (voice)

Terry Jones

Scientist Alien (voice) / Van Driver

Eric Idle

Salubrious Gat (voice)

Simon Pegg

Neil Clarke

Emma Pierson

Miss Pringle

Joanna Lumley

Fenella

Judy Loe

Canteen Lady

Robert Bathurst

James Cleverill

Neville Phillips

Author

Gavin Scott

Newsreader

Rob Riggle

Grant

Jud Charlton

Mortician

Sanjeev Bhaskar

Ray

Brian Cox

Himself

Ronan Summers

Security Man

David Annen

Newsreader

James Kermack

Policeman

Alexa Davies

Sandwich Girl

Marianne Oldham

Rosie

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MoreLess Cast

Irene Lamb

Casting

George Fenton

Music

Terry Jones

Director

Terry Jones

Writer

James Acheson

Production Design

Peter Hannan

Director of Photography

Gavin Scott

Screenplay

Julian Rodd

Editor