Tobin Bell as John Kramer / Jigsaw

Costas Mandylor as Mark Hoffman

Mark Rolston as Dan Erickson

Betsy Russell as Jill Tuck

Shawnee Smith as Amanda Young

Peter Outerbridge as William Easton

Athena Karkanis as Agent Perez

Samantha Lemole as Pamela Jenkins

Tanedra Howard as Simone

Marty Moreau as Eddie

Shawn Ahmed as Allen

Janelle Hutchison as Addy

Gerry Mendicino as Janitor

Caroline Cave as Debbie

George Newbern as Harold

Shauna MacDonald as Tara

Devon Bostick as Brent

Darius McCrary as Dave

Shawn Mathieson as Josh

Melanie Scrofano as Gena

Karen Cliche as Shelby

James Gilbert as Aaron

Larissa Gomes as Emily

Dan Duran as Newscaster

Billy Otis as Cecil

James Van Patten as Coroner

Jon Mack as Female Addict

François Sagat as Male Addict

Elle Downs as Clinic Nurse

Tenika Davis as Irate Clinic Woman

Karl Campbell as Security Guard

Ginger Ruriko Busch as Sachi

Jessie Rusu as Female Officer

Mpho Koaho as Timothy Young

Chris Owens as Additional Voice Talent (voice)

Vickie Papavs as Additional Voice Talent (voice)

Catherine Rix as Additional Voice Talent (voice)

John Watson as Additional Voice Talent (voice)

Joris Jarsky as Seth (uncredited)

Angus Macfadyen as Jeff Denlon (uncredited)

Scott Patterson as Agent Strahm (uncredited)

Bahar Soomekh as Lynn Denlon (uncredited)

Niamh Wilson as Corbett Denlon (uncredited)