Question: Once Upon a Time in London is an upcoming British crime film directed by Simon Rumley, the film is about the notorious gangsters Billy Hill and which English gangster, that died on 12 March 1996?

Context paragraphs:
Jack Comer: Jack "Spot" Comer (12 April 1912 – 12 March 1996) was an English gangster.

Once Upon a Time in London: Once Upon a Time in London is an upcoming British crime film directed by Simon Rumley and written by Will Gilbey, Rumley, and Terry Stone.  The film is about the notorious gangsters Billy Hill and Jack Comer.  The film stars Leo Gregory, Terry Stone, Holly Earl, Dominic Keating, and Geoff Bell.

Red, White &amp; Blue (film): Red White & Blue is a 2010 revenge-thriller film written and directed by Simon Rumley.

The Living and the Dead (2006 film): The Living and the Dead is a 2006 British drama film written and directed by Simon Rumley, starring Leo Bill, Kate Fahy and Roger Lloyd-Pack.

Jimmy Moody: James Alfred "Jimmy" Moody (27 February 1941 – 1 June 1993) was an English gangster and hitman whose career spanned more than four decades and included run-ins with Jack Spot, Billy Hill, "Mad" Frankie Fraser, the Krays, the Richardsons and the Provisional IRA.  Described by Police Detectives as "extremely professional" and "extremely intimidating", Moody's speciality was robbing armoured trucks and would use a chainsaw to saw through the side of security vehicles.

Entebbe (film): Entebbe is an upcoming British crime thriller film directed by José Padilha and written by Gregory Burke.  The film stars Rosamund Pike and Daniel Brühl.  The film is set for release on 16 March 2018.

Little Deaths (film): Little Deaths is a 2011 British anthology horror film written and directed by Sean Hogan, Andrew Parkinson, and Simon Rumley.  The film has three segments: "House & Home", "Mutant Tool", and "Bitch".  Each segment is directed by a different author and are unrelated to one another in any way other than sharing a theme of sex and death.  Critical reviews for "Little Deaths" were polarized and the United Kingdom DVD release had to have some portions removed due to their sexually violent content.

Club Le Monde: Club le Monde is an independent film released in 2002 and directed by Simon Rumley.  It is set in 1993 and tells the story of one Saturday night in a small London nightclub.  It stars Allison McKenzie, Dawn Steele & Annette Badland.

Crowhurst: Crowhurst is a 2017 British film written by Andy Briggs, and directed by Simon Rumley.

Johnny Frank Garrett's Last Word: Johnny Frank Garrett's Last Word is a 2016 film directed by Simon Rumley.  It is a work of fiction based on the Jesse Quackenbush documentary "The Last Word", about the trial, conviction, and execution of a Texas man named Johnny Frank Garrett.  It played at the 2016 South by Southwest Midnighters, Festival Favorites, Shorts Programs and Special Events lineup

Supporting paragraphs: Once Upon a Time in London Jack Comer
Answer: Jack Comer