Saw is a 2004 American horror film directed by James Wan.
 It is Wan's feature film directorial debut.
 The screenplay, written by Leigh Whannell, is based on a story by Wan and Whannell.
 The film stars Cary Elwes, Danny Glover, Monica Potter, Michael Emerson, Ken Leung, Tobin Bell and Leigh Whannell.
 In the film, Elwes and Whannell portray two men who awake to find themselves chained in a large dilapidated bathroom, with one being ordered to kill the other or his family will die.
 It is the first installment in the "Saw" franchise.
Saw III is a 2006 American horror film directed by Darren Lynn Bousman from a screenplay by Leigh Whannell and story by James Wan and Whannell.
 It is the third installment in the "Saw" franchise and stars Tobin Bell, Shawnee Smith, Angus Macfadyen, Bahar Soomekh, and Dina Meyer.
 "Saw III" marks the first appearances of Costas Mandylor and Betsy Russell, albeit minor roles; they would later become major characters in the series.
Saw is an American horror franchise distributed by Lionsgate, produced by Twisted Pictures and created by James Wan and Leigh Whannell, that consists of eight feature films and additional media.
 In 2003, Wan and Whannell made a short film to help pitch as a potential feature film.
 This was successfully done in 2004 with the release of the first installment at the Sundance Film Festival.
 It was released theatrically that October.
 The sequels were directed by Darren Lynn Bousman, David Hackl, and Kevin Greutert, and were written by Wan, Whannell, Bousman, Patrick Melton, and Marcus Dunstan, and were released subsequently every October, on the Friday before Halloween, between 2004 and 2010.
 Both of the creators remained with the franchise as executive producers.
 On July 22, 2010, producer Mark Burg confirmed that the seventh film, "Saw 3D", is the final installment of the series.
 Lionsgate reportedly expressed interest in continuing the franchise in 2012 with a reboot.
 However, in November 2013, it was reported that they were in active development of a sequel.
James Wan (born 27 February 1977) is a Malaysian-Australian film director, screenwriter, and producer.
Insidious: The Last Key is an upcoming American supernatural horror film directed by Adam Robitel and written by Leigh Whannell.
 It is the fourth installment in the "Insidious franchise", and the second chronologically following 2015's "".
 The film stars Lin Shaye, Leigh Whannell, Angus Sampson, Spencer Locke, Kirk Acevedo and Bruce Davison.
Leigh Whannell (born 17 January 1977) is an Australian screenwriter, producer, director and actor.
 He is best known for writing films directed by his friend James Wan, including "Saw" (2004), "Dead Silence" (2007), "Insidious" (2011) and "" (2013).
 Whannell made his directorial debut on "", which was released in 2015.
Insidious: Chapter 3 is a 2015 American-Canadian supernatural horror film written and directed by Leigh Whannell in his directorial debut.
 It is a prequel to the first two films and the third installment in the "Insidious" franchise.
 The film stars Dermot Mulroney and Stefanie Scott, with Angus Sampson, Whannell and Lin Shaye reprising their roles from the previous films.
 The film was released on June 5, 2015, and grossed $113 million against a budget of $10–11.2 million.
Cooties is a 2014 American independent horror comedy film directed by Cary Murnion and Jonathan Milott, written by Ian Brennan and Leigh Whannell.
 The film stars Elijah Wood, Alison Pill, Rainn Wilson, Jack McBrayer and Jorge Garcia.
Bonesaw is a 2006 American gay pornographic horror film written and directed by Jett Blakk.
 It is based on the 2004 horror film "Saw" by James Wan and Leigh Whannell.
Keep Watching is an upcoming American horror film directed by Sean Carter and written by Joseph Dembner.
 It was produced by Nicolas Chartier, Andrew Rona, Alex Heineman, Craig J. Flores, Michael Fiore, and Joseph Dembner.
 It stars Bella Thorne, Ioan Gruffudd, Natalie Martinez, Chandler Riggs, Leigh Whannell, Matthew Willig, and Christopher James Baker.

Question: Which of Leigh Whannell friends that directed his work was born on 27 February 1977?
Answer: James Wan