Jonah Hill

Seth

Michael Cera

Evan

Christopher Mintz-Plasse

Fogell

Bill Hader

Officer Slater

Seth Rogen

Officer Michaels

Martha MacIsaac

Becca

Emma Stone

Jules

Aviva Baumann

Nicola

Joe Lo Truglio

Francis the Driver

Kevin Corrigan

Mark

Clement Blake

Homeless Guy

Erica Vittina Phillips

Liquor Store Cashier

Joe Nuñez

Liquor Store Clerk

Dave Franco

Greg the Soccer Player

Marcella Lentz-Pope

Gaby

Scott Gerbacia

Jesse

Laura Seay

Shirley

Roger Iwami

Miroki

Clint Mabry

Prosthetic Leg Kid

Stacy Edwards

Evan's Mom

Mark Rogen

Father with Bat

Charlie Hartsock

Good Shopper Cashier

Dona Hardy

Old Lady

Charley Rossman

Good Shopper Security

Carla Gallo

Period Blood Girl

Ben Best

Quince Danbury

Jody Hill

Tut Long John Silver

Kevin Breznahan

Patrick Manchester

David Krumholtz

Benji Austin

Mousa Kraish

Billy Baybridge

Nicholas Jasenovec

Coffee Fairmount

Martin Starr

James Masselin

Keith Loneker

Wild Bill Cherry

Matthew McKane

Kane Cloverdale

Lauren Miller

Scarlett Brighton

Peter Salett

Tiger Greendragon

Rakefet Abergel

Muffin Selby

Brooke Dillman

Mrs. Hayworth

Michael Naughton

Gym Teacher

Steve Bannos

Math Teacher

Casey Margolis

Young Seth

Laura Marano

Young Becca

Matthew Bass

Vagtastic Voyager

Aurora Snow

Vagtastic Voyage Girl #1

Jenna Haze

Vagtastic Voyage Girl #2

Ted Haigh

Bartender

Michael Fennessey

Bus Driver

Brian Huskey

Elementary Principal

Clark Duke

Party Teenager #1

Stephen Borrello IV

Party Teenager #2

Naathan Phan

Party Teenager #3

Pamella D'Pella

Teacher

Danny McBride

Buddy at Party (uncredited)

Cortney Palm

Party Guest (uncredited)