Film Maskell's film career began in 1997 with an appearance as Schmuddie in
Gary Oldman's directorial debut
Nil by Mouth which was Nominated for a
Palme d'Or (
Golden Palm) for best film at the
1998 Cannes Film Festival. In 2004, he appeared as Rod, best friend and sidekick of Tommy, (played by
Danny Dyer), in the British hooligan film
The Football Factory, which also starred
Tamer Hassan,
Frank Harper, and
Roland Manookian. In 2007, he was in the British gangster movie
Rise of the Footsoldier, also starring
Craig Fairbrass and
Terry Stone. His leading role in the 2011 thriller
Kill List (2011), attracted positive reviews from critics earning many nominations for the Best Actor, including at the
British Independent Film Awards. In 2011, he also starred in
Wild Bill, in a cast which included
Charlie Creed-Miles,
Will Poulter,
Leo Gregory,
Liz White,
Iwan Rheon,
Olivia Williams,
Jaime Winstone,
Andy Serkis, and
Sean Pertwee. The film received positive reviews. In 2021, Maskell played the titular and lead character in British gangster revenge film
Bull, with
Tamzin Outhwaite.
Television Maskell's first television appearance was in 1991 in the
ITV police drama
The Bill. Between 2018 and 2020 he played the recurring character Winkle in the
BBC One sitcom
King Gary, friend and employee of the titular character played by
Tom Davis. Maskell has previously worked with Davis in
Murder in Successville (where he played
Frankie Boyle in one episode),
The Warm-Up Guy and
The Morgana Show. In 2022, Maskell played Detective Inspector Brent Hyatt in the
ITV drama,
Litvinenko, detailing the final days and subsequent murder investigation into the death of Russian defector
Alexander Litvinenko. == Personal life ==