Principal photography has commenced in Toronto for The Boondock Saints 2, Troy Duffy's sequel to the 2000 indie which he wrote and directed, Boondock Saints.

According to The Hollywood Reporter, Sean Patrick Flanery and Norman Reedus are reprising their roles as the crusading fraternal twins Connor and Murphy MacManus, who seek revenge on the tough Boston underworld. Billy Connolly is also returning as Poppa M.

Chris Brinker and Don Carmody are producing with Lloyd Segan and Rob Fried executive producing.

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"We expect this film to be a truly intense, humorous and satisfying film for all those who have looked forward to the sequel for so long," Brinker said.

Rounding out the cast are Clifton Collins, Julie Benz, David Della Rocco, Bob Marley, Brian Mahoney and David Ferry.