Leigh Stevenson became interested in performing at the age of eight when he landed his first main role as the Cowardly Lion in his school production of The Wizard of Oz. He then went on to a Weekly Stage School (The Pinner Theatre Stage School). From here he was signed up to the Stella Greenfield Casting Agency in Edgware, Middlesex and did a few commercials (Clarks Shoes and British Airways)

Leigh went on to study GCSE Drama and A Level Theatre Studies at Greenfield College in Harrow, Middlesex and have spent a long time gaining as much performing experience as he could with local Youth Theatre and Amateur groups in London, Hertfordshire and Essex. He has also become known locally as a Director and Musical Director. Leigh has written two original musicals and had one of them performed at the Stables Theatre in Wavendon, where he was the Artistic Director for the National Youth Music Camps for three years.

Leigh Stevenson trained on the three year BA Acting Course at Central School of Speech and Drama from 1992-1995 and did a few TIE shows with 'NW5 TIE Company'. He worked for five years as the Course Co-ordinator of the Musical Theatre Course at the Arts Educational School in Tring from Sept 1999 - July 2004. Whilst here he taught Guildhall Drama and LAMDA Musical Theatre examinations. Leigh also coached students in Musical Theatre performance and Drama.