Imogen Byron grew up attending the New London Performing Arts Centre (NLPAC) and is a member of the National Youth Theatre of Great Britain (NYT). Imogen has a younger sister, Tabitha Byron, who is also an actress.

Imogen Byron began her career making her West End debut at the age of 7 in Les Miserables at the Queen's Theatre and continued to perform in other West End musicals. Aged 9 Imogen was cast as a series regular on the popular CBBC comedy sketch show 'Stupid'. Imogen then went on to land the role of Jaqueline Price on BBC thriller 'Messiah: The Harrowing' playing daughter to Helen McCrory and Hugo Speer. As a keen football player Imogen was then cast as lead 'Sammy Yeomans' for ITV film 'Pickles'. The film was shown after the World Cup in 2006. The next year Imogen filmed on numerous projects including filming opposite Judi Dench in BBC's costume drama 'Cranford' whilst also performing in 'Evita' in London's West End.

After enjoying a sell-out run at The Old Vic performing along side Kevin Spacey in 'Inherit The Wind' directed by Trevor Nunn, Imogen, then aged 13, was cast as the recurring role of Rachel Levy in BBC's Holby City. Whilst tackling serious story lines in Holby City Imogen, 17, returned to Regents Park Open Air Theatre to play Kitty Bennet in 'Pride & Prejudice'. Imogen performed in Penelope Skinner's 'Linda' at London's Royal Court originating the role of Bridget. After this she took on a lead role in Jo Brand's improvised BBC Comedy 'Going Forward' playing OCD teenager Kelly Wilde.

Imogen continues to work in television, theatre and film.