According to Variety, production began this week in Toronto on Saw 2, the sequel to the hugely successful horror thriller Saw.

The pic stars Donnie Wahlberg, Franky G., Glenn Plummer, Emmanuelle Vaugier, Beverley Mitchell and Eric Knudsen, with Shawnee Smith, Dina Meyer and Tobin Bell returning from the original.

Twisted Pictures, the genre production arm of Evolution Entertainment, and Lions Gate Films are producing the film, skedded for nationwide release on Halloween. Lions Gate Films Intl. will be presenting the pic to international buyers for the first time in Cannes.

Saw 2 is written by Leigh Whannel and Darren Lynn Bousman, who also is making his feature directorial debut.

Twisted Pictures' Gregg Hoffman, Oren Koules and Mark Burg are producing, as they did on the original. James Wan and Whannel, the director and writer/co-star of the original, are executive producers.