Greg Mottola Director Simon Pegg Graeme Willy Actor, Screenwriter Nick Frost Clive Gollings Actor, Screenwriter Seth Rogen Paul Voice Jason Bateman Agent Zoil Actor Kristen Wiig Ruth Buggs Actor Bill Hader Haggard Actor Blythe Danner Tara Walton Actor Joe Lo Truglio O'Reilly Actor John Carroll Lynch Moses Buggs Actor Jane Lynch Pat Lynch Actor David Koechner Gus Actor Sigourney Weaver The Big Guy Actor Jesse Plemons Jake Actor Jeffrey Tambor Adam Shadowchild Actor Nelson Ascencio Jorge Actor Steven Spielberg Self Nira Park Producer Tim Bevan Producer Eric Fellner Producer Liza Chasin Executive Producer Debra Hayward Executive Producer Robert Graf Executive Producer Lawrence Sher Cinematographer Jefferson Sage Production Design Chris Dickens Film Editing Nancy Steiner Costume Design David Arnold Original Music Allison Jones Casting Richard Fojo Art Director Carla Curry Set Decoration