Sapphire trained at Rose Bruford School of Speech and Drama.

Theatre credits include: Imogen (Shakespeare’s Globe); The Asphalt Kiss (StoneCrabs/New Diorama); More Important Things (Half Moon Theatre); The Day the Waters Came (Theatre Centre); Krunch (Talawa/UK and South African Tour); Malachi (Theatre Royal Stratford East); Gifted (Okai Collier Company/White Bear); Just Me, Bell (Graeae).

Television credits include: Casualty; Crimewatch (BBC); Seconds From Disaster: Jonestown Cult Suicide (National Geographic).