Leigh Whannell (/ˈli ˈwɑːnɛl/; born 17 January 1977) is an Australian filmmaker and actor. He has written multiple films that were directed by his friend James Wan, including Saw (2004), Dead Silence (2007), Insidious (2010), and Insidious: Chapter 2 (2013). Whannell made his directorial debut with Insidious: Chapter 3 (2015) and has since directed three more films, Upgrade (2018), The Invisible Man (2020) and Wolf Man (2025).
Whannell and Wan are the creators of the Saw franchise. Whannell wrote the first installment, co-wrote the second and third installments, was the producer or executive producer for all the films, and appeared as the Adam Stanheight character in three of the installments. He was also the writer of the Saw video game (2009) and co-writer of the film Cooties (2014).
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Jared Ryan
Himself
Dan (voice)
Cargo Pilot
Axel
Adam Faulkner-Stanheight
Specs
Specs
Adam Stanheight
Specs
Adam Stanheight (archive footage) (uncredited)
Specs
Adam Stanheight (voice) (uncredited)
Specs
Jatt (voice)
David
Larry Redmon
Doug
Spink
David
Matt
Security Guard
Self
Matt
Self
Gavin Ellis
Darren
Self
Clement Moss
Chris
Clown / Punk Kid
Adam Faulkner-Stanheight
Nick D.
Phillip
Larry
Self
Self
Guy (archive footage) (uncredited)
Neil
Footy Mate
Himself
Donovan
Self