Christopher is a freelance Casting Director and has previously worked in-house at the Donmar Warehouse (as Assistant to Alastair Coomer) and The Old Vic (as Associate to Jessica Ronane).

Independently, Christopher has worked for the National Theatre, Royal Court, Almeida Theatre, Chichester Festival Theatre, Rose Theatre Kingston, Soho Theatre, Orange Tree Theatre, Sheffield Theatres, Nottingham Playhouse, Leeds Playhouse, Theatre by the Lake and Grange Park Opera. He was nominated for a CDG Award for Best Regional Casting for his work on Rock, Paper, Scissors for Sheffield Theatres.