Goon

Seann William Scott

Doug Glatt

Marc-André Grondin

Xavier Laflamme

Alison Pill

Eva

Jay Baruchel

Pat

Liev Schreiber

Ross Rhea

Eugene Levy

Dr. Glatt

Kim Coates

Ronnie Hortense

Nicholas Campbell

Rollie Hortense

Richard Clarkin

Gord Ogilvey

Jonathan Cherry

Marco Belchoir

Ricky Mabe

John Stevenson

George Tchortov

Evgeni

Karl Graboshas

Oleg

David Paetkau

Ira

Ellen David

Mrs. Glatt

Mike Bell

Donovan

Jeff Strome

Oldfield

Jeff Wahl

Reg

Don Carmody

Guy in Leather Jacket

Kalyn Bomback

Kelly

Tom Anniko

Shamrock's Coach

Amy Groening

Teenage Singer

Ali Hassan

Uncle Stevie

Sean Skene

Assassin #1 / Concord Player #2

Gabriel Daniels

Blanko

Lance Cartwright

Mirimachi Opponent #2

Georges Laraque

Huntington

David Lawrence

Richard

Aron Tager

Mr. Goldsmith

Sidney Leeder

Young Woman

Darren Ross

Lineman #1

Andrew Degryse

Lineman #2

Robert Borges

Iroquius #5

Jodi Stecyk

Assassin #2

Christian Fraser

Assassin #3

Mitchell Kummen

Autograph Seeker (uncredited)

Lorrie Papadopoulos

Restaurant Patron / Team Supporter (uncredited)

Terry Ray

Assassin Player (uncredited)

Jacob Klick

Agin (uncredited)

John Paul Tremblay

Production Assistant #3

Robb Wells

Production Assistant #1

Larry Woo

Park Kim

Stephen Sim

Backup Goalie

Bryan Clark

Bartender

David Duncan

Darren

James Durham

Customer

Jeff Bromley

Guy

Dominick Blais

O'Sullivan

Curt Keilback

Rod McCaudry

James Knight

Ref / ND Halifax Player #1

Ken St. Mars

Hamilton Defenseman

Derek Poplawski

Lowell Kings Opponent

Tim Kiriluk

Mirimachi Opponent #1

Geoff Banjavich

Brandon

Brandy Jaques

Stripper

Howard Jerome

Albee Cohen

Sarah Scheffer

Barbara Cohen

Mark Dann

Iroquius #4

Glen Thompson

Assassin #7

Brent Poplawski

Concord Player #4

Braeley Hobbs

Rachel (uncredited)

Christian Lalonde

Simard (uncredited)

Adam McCort

Drunkard (uncredited)

Clayton T. Stewart

Crazy Fan (uncredited)

Veronica Malinowski

Paris Hilton Lookalike