Benjamin Harvey Bailey Smith

Doc Brown (born Benjamin Harvey Bailey Smith, 21 September 1977) is an English actor, comedian, rapper, screenwriter, songwriter, producer, and voiceover artist. He portrayed DS Joe Hawkins in the television series Law and Order: UK, and is also known for portraying Nathan Carter in the CBBC series 4 O'Clock Club from 2012 to 2015, and Imperial Security Bureau agent Lieutenant Supervisor Blevin in Andor. He was born in Kilburn to a Jamaican-born British woman, Yvonne Bailey, and an Englishman, Harvey Smith, and is the younger brother of novelist and essayist Zadie Smith. He attended Hampstead School, where he acquired the nickname "Doc Brown" after the scientist in the film Back to the Future, because he was "gangly and geeky".

Doc Brown began performing as a battle rapper in 2000, appearing at the Dingwalls nightclub in Camden Lock. He released his debut album Citizen Smith Volume 1 in 2004, followed by The Document and Citizen Smith: Volume 2: Nothing to Lose, before going on hiatus from his solo musical career. He formed the British hip hop group Poisonous Poets alongside rappers including Lowkey and Stylah. In 2015 he released Empty Threats, his first album in a decade and his first based on comedy rap, and he collaborated with Ricky Gervais on the soundtrack to the 2016 film David Brent: Life on the Road.

On screen, Smith appeared in the BBC series Rev, a 2009 episode of Miranda, Channel 4's The Inbetweeners, and the Channel 4 comedy-drama Derek in 2013. He played DS Joe Hawkins in the final series of ITV's Law and Order: UK in 2014, appeared in the Doctor Who episode "The Tsuranga Conundrum" in 2018, and played Lieutenant Supervisor Blevin in five episodes of the first series of the Star Wars TV series Andor in 2022. His children's picture book, I Am Bear, illustrated by Sav Akyuz, was published by Walker Books in February 2016. He is a supporter of Crystal Palace F.C. and has three daughters.