Simon Pegg

Neil Clarke

Kate Beckinsale

Catherine

Rob Riggle

Grant

Sanjeev Bhaskar

Ray

Joanna Lumley

Fenella

Marianne Oldham

Rosie

Suzy Eddie Izzard

Headmaster

Robert Bathurst

James Cleverill

Judy Loe

Canteen Lady

Professor Brian Cox

Self

Meera Syal

Fiona

Emma Pierson

Miss Pringle

David Annen

Newsreader

Mairi McHaffie

Newsreader

Gavin Scott

Newsreader

Robin Williams

Dennis the Dog (voice)

John Cleese

Chief Alien (voice)

Terry Gilliam

Nasty Alien (voice)

Eric Idle

Salubrious Gat (voice)

Terry Jones

Scientist Alien (voice) / Van Driver

Michael Palin

Kindly Alien (voice)

Alexa Davies

Sandwich Girl

Neville Phillips

Author

Ronan Summers

Security Man

Jud Charlton

Mortician

James Kermack

Policeman

Lucy Cork

Stunt Double

Terry Jones

Director

Gavin Scott

Guión, Guión Adaptado

Terry Jones

Guión

Peter Hannan

Director de Fotografía

George Fenton

Compositor de la Música Original

Lionsgate

Compañía de Produccion

Bill and Ben Productions

Compañía de Produccion

GFM films

Compañía de Produccion

Premiere Picture

Compañía de Produccion

Irene Lamb

Casting

Julian Rodd

Editor

James Acheson

Diseño de Producción

Naomi Moore

Decorados