Jemma trained at the Guildhall School of Music and drama in London.
Theatre credits include: Cinderella, 84 Charing Cross Road (Salisbury Playhouse), Horniman's Choice (Finborough Theatre), The Gift, Unearthed, My Name Is Freda, Larksong (all at New Vic Theatre, Stoke), Hungry (Welcome Trust Tour), Breaking The Code (The English Theatre, Frankfurt), COC (Theatre 503), The Good Mother (The Landor), Noises Off (Wolsey Theatre Ipswich), Appetite (GBS Theatre), The Lower Depths, The Seagull (Exeter Northcote), Factors Unforeseen (Orange Tree Theatre), Loves A Luxury, Caught in the Net (Southwold/Aldeburgh), The Winslow Boy, A Night in Provence (The Mill at Sonning), Things We Do For Love (Royal and Derngate Northampton), Having A Ball (UK National Tour), Hamlet, When Did You Last See Your…Trousers? (Garrick Theatre), Macbeth (London Bubble Tour) and Slaughterhouse Five (Liverpool Everyman).
Rep seasons include: Exeter, Coventry, Leicester, Basingstoke, Edinburgh, Keswick & English Theatre Stockholm.
Television credits include: The Bank Manager in Curfew, Matron Ramsay in the new series of Call The Midwife, Emmerdale, Agatha Raisin, 5-Ish Doctors Reboot, Still Open All Hours, Waterloo Road, Upstairs Downstairs, Suspicion 2, The Plot to Bring Down Britain’s Planes, Jekyll, Doctors, Heartbeat, Hollyoaks, Holby, Poirot, Midsummer Murders, Murder in Mind, The Bill, Jonathan Creek, Footballer’s Wives, Eastenders, Waiting For God, Kiss Me Kate, The Brittas Empire and Red Dwarf.
Film credits include: Nativity Rocks!, Home Education, Beached, Deny Everything, Burn The Clock, Between Places and Scrubbers.