Theo Barklem-Biggs (born 21 March 1990) is an English television and film actor from London. He has performed both comedic and dramatic roles.
Career He made his debut television appearance in The Bill in 2008. He appeared in EastEnders, Silk, The Fades on British television and then in the 2011 film The Inbetweeners, and the 2014 film Kingsman: The Secret Service. In May 2020, he began playing Petey in The First Team, playing a young player at a Premier League football club. On the show he appeared with his close friend Samson Kayo with whom he had also appeared in Sliced as two best friends and pizza delivery drivers. Kayo wrote the part specifically for Barklem-Biggs who he had known for 10 or more years.
Barklem-Biggs received praise for his performance as Sid Godley in the 2014 World War One drama Our World War. He had the main role in the BAFTA nominated short-film Samuel-613. He appeared in the British TV series Cleaning Up alongside Sheridan Smith and the comedy prison series Crims alongside Elis James. He also appeared in the BBC series Tatau, and the 2018 comedy film The Festival. He was "unsettling" in the 2019 Claire Oakley film Make Up, and was "effectively creepy" in the 2021 British horror film The Power.
In 2022, he starred in SAS: Rogue Heroes alongside Connor Swindells, Jack O'Connell, Alfie Allen and Dominic West from Peaky Blinders creator Steven Knight. He returned for the second series in 2025 and later that year, he was confirmed as returning for the third series. That year, he could be seen in Christmas family comedy television film Stuffed alongside Guz Khan and Morgana Robinson.
Filmography Film Year Title RoleNotes2011 Age of Heroes Soldier 2 The Inbetweeners Richard 7 Lives Kid2012 The Man Inside Karl Lee Hives Lee Segment: "London" Keith Lemon: The Film Buster (Hoodie) 2013 Hammer of the Gods Vali 2014 Kingsman: The Secret Service Ryan 2017 Pound for Pound Dave Boy Green Journey's End Private Watson 2018 Hunter Killer Seaman Mackinnon Uncredited The Festival Gordy Farming Scum Bloodyminded Sid Varney 2019 Alien: Containment Nass Make Up Kai 2020 The Forgotten Battle John 2021 Cherry Sgt. North The Power Neville 2023 The End We Start From L
Television Year Title RoleNotes 2008 The Bill Carl Episode: "Fools Rush In"2009 Moses Jones Young White Boy Episode #1.1 Missing Anthony Taylor Episode: "Flip the Coin" Doctors Anthony Episode: "Art of War" How Not to Live Your Life Lad on Bus Episode: "Don Goes Gay" Micro Men Sinclair Journalist Television film2010 Survivors Jordan Episode #2.5 Holby City Joey Episode: "Fool's Gold" Coming Up Parker Episode: "Dip" Some Dogs Bite Mick (uncredited) Television film New Tricks Shane Evens Episode: "Good Morning Lemmings" EastEnders Mitch Gannon 6 episodes Law & Order: UK Charlie Blake Episode: "Help" Miranda Youth Episode: "A New Low"2011 Silent Witness Joseph Ryland 2 episodes The Fades DC Firth 5 episodes 2011–2014 Silk Jake Milner 18 episodes 2012 A Touch of Cloth Darren Crossway 2 episodes2013 Count Arthur Strong Antony Episode: "Arthur's Big Moment" The Guilty Jason Byrne 2 episodes Homeboys Alan Television film2014 Alt Terry Television film Our World War Sidney Godley Episode: "The First Day" Kerry Dale Television film2015 Crims Marcel 6 episodes Ballot Monkeys Conor Jones 5 episodes Tatau Pete 'Budgie' Griffiths 8 episodes The Interceptor Buster Episode #1.2 Cradle to Grave Colin Episode #1.1 2016–2017 Drunk History: UK Leslie Walkington / Guy Gibson 3 episodes 2018 Death in Paradise Ray Campbell Episode: "The Stakes Are High"2019 Cleaning Up Chris 5 episodes Timewasters Len White 2 episodes White Gold Ronnie Jnr. 4 episodes Carnival Row Cabal 3 episodes 2019–2021 Sliced Ricky 9 episodes 2020 The First Team Petey 6 episodes 2022– SAS: Rogue Heroes Reg Seekings 11 episodes 2025 Stuffed Jamie TV Film
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