Tobin Bell as John Kramer / Jigsaw

Shawnee Smith as Amanda Young

Angus Macfadyen as Jeff Reinhart

Bahar Soomekh as Lynn Denlon

Donnie Wahlberg as Eric Matthews

Dina Meyer as Kerry

Leigh Whannell as Adam Stanheight

Mpho Koaho as Timothy Young

Barry Flatman as Judge Halden

Lyriq Bent as Rigg

J. LaRose as Troy

Debra McCabe as Danica

Costas Mandylor as Mark Hoffman

Betsy Russell as Jill Tuck

Jane Luk as Nurse - Emergency Room

Stefan Georgiou as Dylan

Niamh Wilson as Corbett Denlon

Alan van Sprang as Chris

Kim Roberts as Deborah

Brian Paul as Doctor #1

Zoe Heath as Female Forensic

Billy Parrott as Male Nurse

Dylan Trowbridge as Paramedic

Franky G as Xavier - Dead

Kelly Jones as SWAT Member Pete

Vincent Rother as SWAT Member Joe

Nicholas Kaegi as Young Boy

Mark Poyser as Gun Shot Victim

Timothy Burd as Obi

Dan Sudek as Aftermath Cop

Bill Vibert as Cop

Sandy Kellerman as Additional Voice Talent (voice)

Shauna Black as Additional Voice Talent (voice)

Sean Sullivan as Additional Voice Talent (voice)

Larry Yachimec as Additional Voice Talent (voice)

Darrell Dennis as Additional Voice Talent (voice)

Christopher Marren as Additional Voice Talent (voice)

Mike Butters as Paul (archive footage) (uncredited)

Paul Gutrecht as Mark (archive footage) (uncredited)