Bloody-Disgusting has learned that Costas Mandylor, who starred as Forensic Hoffman in both Saw II and Saw III, will reprise his role in Lionsgate's Saw IV.

Tobin Bell, Angus Macfadyen, Shawnee Smith, Lyriq Bent, Scott Patterson, Justin Louis are already cast in the Darren Lynn Bousman directed horror film which is currently filming in Toronto.

Jigsaw still haunts the living in Saw IV, forcing them to appreciate life, or face death. As a continuation of Saw III, Jeff must find his daughter and escape the building to which they are confined before they both die. After finding another tape of Jigsaw, Jeff realizes there may be a newly added piece of the puzzle that he must decipher before it's too late.

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Saw IV arrives in theatres on October 26th, 2007.