Erik Stolhanske as Todd Wolfhouse / Young Baron Ludwig

Jay Chandrasekhar as Barry / Blind Sikh

Steve Lemme as Fink / Emcee

Paul Soter as Jan Wolfhouse

M.C. Gainey as Priest

Cloris Leachman as Great Gam Gam

Jürgen Prochnow as Baron Wolfgang von Wolfhausen

Will Forte as Otto

Allan Graf as Soup Waiter

Kevin Heffernan as Landfill / Gil / Sausage Lady

Cameron Scher as Helmut

Chris Moss as German Producer

Bjorn Johnson as Mr. Schniedelwichsen

Nat Faxon as Rolf

Jessica Williams as Inga

Aaron Hendry as Pim Scutney

Marya Beauvais as Sandy Cook

Pab Schwendimann as Door Bouncer

Blanchard Ryan as Krista Krundle

Philippe Brenninkmeyer as Herr Referee

Steven Michael Quezada as Mexican

Owain Yeoman as Aussie Sailor #1

Tom Tate as Aussie Sailor #2

Collin Thornton as Little Boy

Ivan Brutsche as Spectator #2

Amber Hay as 'Cops' Girl

James Roday Rodriguez as German Messenger

Ralf Moeller as Hammacher

Eric Christian Olsen as Gunter

Simona Fusco as Ulsa

Sarah Figoten as Young Gam Gam

Candace Smith as Naomi

Michael Yurchak as Rog Gobshire

Gunter Schlierkamp as Schlemmer

Isaac Kappy as Hustler

Mo'Nique as Cherry

Robert Douglas Washington as Viking Master

Leanna Kristen Woodley as Little Tough Chick

Audrey Marie Anderson as Giddy Girl #1

Megan Robinson as Giddy Girl #2

Arron Shiver as Strike Out Kid

Justin Ocksrider as Camera Phone Kid

Galen Hutchison as Wiseass Partygoer

Anna Lane as Dancing Girl

Brittney Higgins as Todd's Wife

Marc Mouchet as Karl Schumacher

James Grace as Canadian #1

Tom Carver as Canadian #2

Ben Zeller as Spectator #1

Sabrina Jàvor as Rog's Girl

Rohit Sang as Raj Kumar

Richard Perello as Bartender Percy McButtons

Gary Kanin as Old Vet

Dennis Gubbins as Video Camera Operator

Dan Fey as Gam Gam's 'John'

Artist W. Robinson as Taxi Driver

Christopher Hagen as Elderly Man

Chloe Russell as Waitress

Giancarlo Abriola as Irishman (uncredited)

Braden Anderson as Canadian Drinking Team Member (uncredited)

Michael Ark as Drunk Aussie Sailor / Singer (uncredited)

James Blackburn as Irish Drinking Team Captain (uncredited)

Kimberly Bosso as St. Paulie Girl Waitress (uncredited)

Corey Brown as Festival Patron (uncredited)

Michelle Chase as Hot Girl Sprayed by Keg (uncredited)

Sam Cobean as Funeral Mourner (uncredited)

Dave Colon as Bar Patron (uncredited)

Kerri Daube as Wet T-shirt Girl (uncredited)

Hugh Elliot as German Businessman (uncredited)

Scott Flick as European Aristocrat (uncredited)

Fortunato Frattasio as American Tourist (uncredited)

Paul Haasch as Aussie Sailor (uncredited)

Nancy Ann Hibbs as Arena Personnel (uncredited)

Moy Hinojos as Mexican Drinking Team Member (uncredited)

Sara Holden as Beer Wench (uncredited)

Bruce Holman as Xylophone Player (uncredited)

Brian Hudson as Lederhosen Guy / Funeral Attendee (uncredited)

Philip Kamhi as Drunk Aussie Sailor / Singer (uncredited)

Lux Kassidy as Swedish Team Member (uncredited)

Mandi Leigh as Beer Waitress (uncredited)

Chauntal Lewis as Girl Sprayed by Keg (uncredited)

William E. Marshall as Patron (uncredited)

Ryan McGonagle as Drunk Irish Fan (uncredited)

Mike McKenny as Baron's Henchman (uncredited)

William Myers as Bar Patron (uncredited)

Meriah Nelson as Topless Girl #1 (uncredited)

Willie Nelson as Self (uncredited)

Ben Nolte as French BeerBong Rooter (uncredited)

L.G. Ross as Beerfest Patron (uncredited)

Lucas Ruggles as Gang Member / Altar Boy (uncredited)

Charles Sans as Old Man at Festival (uncredited)

Joseph Sims as Beerfest Patron (uncredited)

Donald Sutherland as Johann von Wolfhaus (uncredited)

Genevieve Trainor as Gretchen (uncredited)

Steven Vulin as Drunken Aussie (uncredited)

Z. Ray Wakeman as European Aristocrat (uncredited)

Wil Willis as British Team Member (uncredited)

Paul Zepeda as European Frat Boy (uncredited)