
Leigh Whannell
Biography
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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Filmography

Legacy of Screams: The Evolution of Horror Movies
2025
as Self - (archive footage)

Wolf Man
2025
as Dan (voice)

Insidious: The Red Door
2023
as Specs

Director’s Journal: Making The Invisible Man
2020
as Self

Aquaman
2018
as Cargo Pilot

Insidious: The Last Key
2018
as Specs

78/52
2017
as Self

Keep Watching
2017
as Matt

The Bye Bye Man
2017
as Larry Redmon

Game Changer: The Legacy of Saw
2015
as Self

Lavalantula
2015
as Darren

Insidious: Chapter 3
2015
as Specs

Cooties
2014
as Doug

The Mule
2014
as Gavin Ellis

Insidious: Chapter 2
2013
as Specs

Raze
2013
as Elevator Guard

The Pardon
2013
as Clement Moss

Crush
2013
as David

The Debt Collector
2012
as Donovan

Dick Elves
2011
as Larry

Insidious
2011
as Specs

Saw 3D
2010
as Adam Stanheight (archive footage) (uncredited)

Legend of the Guardians: The Owls of Ga'Hoole
2010
as Jatt (voice)

The Last Supper
2009
as Phillip