In his youth, studied acting at the Patricia Hammond School of Dramatic Art (the name was changed to the Debbie Fyffe Theatre School in 1996). Got first professional acting job at 11, playing Kurt von Trapp in The Sound of Music at Sadler's Wells Theatre in London. Two big breaks came in the mid-1990s: playing Sam Spalding for two seasons on the British school drama Grange Hill; and being cast as Jim Hawkins in the U.S. musical film Muppet Treasure Island (1996), which earned him a Young Artist Award nomination for Best Performance in a Feature Film—Leading Young Actor. Portrayed Dudley Moore in Pete and Dud: Come Again, a stage production about the comedic relationship between Moore and Peter Cook, which premiered at the Edinburgh Festival Fringe in 2005 before moving to London the following year. His British Comedy Awards nominations include Best Newcomer, for Star Stories in 2006; and Best Sketch Show, for his eponymous series, The Kevin Bishop Show, in 2009.