Great power. Total irresponsibility.
Eccentric aliens give a man the power to do anything he wants to determine if Earth is worth saving.
Simon Pegg
Neil
Kate Beckinsale
Catherine
Sanjeev Bhaskar
Ray
Rob Riggle
Grant
Robert Bathurst
James Cleverill
Suzy Eddie Izzard
Headmaster
Joanna Lumley
Fenella
Marianne Oldham
Rosie
Emma Pierson
Miss Pringle
Meera Syal
Fiona
Mojo
Dennis the Dog
Robin Williams
Dennis the Dog (voice)
