James Franco

James Franco

Jonah Hill

Jonah Hill

Seth Rogen

Seth Rogen

Jay Baruchel

Jay Baruchel

Danny McBride

Danny McBride

Craig Robinson

Craig Robinson

Michael Cera

Michael Cera

Emma Watson

Emma Watson

Mindy Kaling

Mindy Kaling

David Krumholtz

David Krumholtz

Christopher Mintz-Plasse

Christopher Mintz-Plasse

Rihanna

Rihanna

Martin Starr

Martin Starr

Paul Rudd

Paul Rudd

Channing Tatum

Channing Tatum

Kevin Hart

Kevin Hart

Aziz Ansari

Aziz Ansari

Karen

Samantha Ressler

Father in Store

Douglas M. Griffin

Daughter in Store(as Lauren Graham)

Lo Graham

Cashier

Carol Sutton

Cell Phone Guy

Yohance Myles

Priest

Richard Holden

Daughter In Store

Lauren Graham

Headless Man

Brian Huskey

News Reporter

Randy Rousseau

News Reporter

Travers Mackel

News Reporter

Randi Rousseau

Cera Girl #1

Amber Carew

Cera Girl #2

Dallas West

Cannibal #1

David Jensen

Cera Girl #2

London Gill

Cannibal #2

Jack Flynn

Rape Demon

Carey Jones

Santa Cannibal

Ricky Mabe

Paparazzi

Jason Cox

Rape Demon

Carey Lamar Jones

Backstreet Boys

Nick Carter

Backstreet Boys

Howie Dorough

Backstreet Boys

Brian Littrell

Backstreet Boys

AJ McLean

Backstreet Boys

Kevin Richardson

Party Girl(voice) (uncredited)

Ashley Lambert

LA Hipster

Steffie Grote

Jason Segel