Simon Pegg

Graeme Willy

Nick Frost

Clive Gollings

Seth Rogen

Paul (voice)

Jason Bateman

Special Agent Lorenzo Zoil

Kristen Wiig

Ruth Buggs

Bill Hader

Haggard

Blythe Danner

Tara Walton

Joe Lo Truglio

O'Reilly

John Carroll Lynch

Moses Buggs

Jane Lynch

Pat Stevenson

David Koechner

Gus

Jesse Plemons

Jake

Sigourney Weaver

The Big Guy

Jeffrey Tambor

Adam Shadowchild

Steven Spielberg

Self

Mia Stallard

Young Tara

Bobby Lee

Valet

Jeremy Owen

Sword Vendor

David House

Security Guard

Nelson Ascencio

Jorge

Mark Sivertsen

State Trooper

Joe Berryman

Gas Station Attendant

Mike Miller

Police Officer

Lori Dillen

Robed Woman

Joel Thingvall

Comic Book Dealer (uncredited)

Robert Amstler

Comic Con Conan (uncredited)

Devin Faraci

Comic Con Nerd (uncredited)

David Fernandez Jr.

Comic Con (uncredited)

Paula LaBaredas

Princess Leia (uncredited)

Sylvia Adelina Padilla

Felix the Cat (uncredited)

Phoebe Price

Princess Lea (uncredited)

Chris Rymer

Comic Con Clone Trooper (uncredited)