Jemma is best known for her roles as nosey neighbour ‘Sandra’ in the BAFTA award winning BBC sitcom Alma’s Not Normal, other series regulars include ’Grandma Pat’ in the cult hit ITV comedy GWED, ‘Matron Ramsay’ in Call the Midwife and cruel ‘Nanny Lyons’ in the period drama Upstairs Downstairs also for the BBC.
Training at The Guildhall School of Music and Drama, she left to play a borstal girl in Mai Zeterrling’s feature film Scrubbers at aged 18.
Churchill’s first television appearance was in the BBC sitcom No Place Like Home with William Gaunt and Martin Clunes. She then played guest parts in John Mortimer’s Paradise Postponed as ‘Cissy Bigwell’ and ‘Audrey Wystan’, Rumpole’s niece in Rumpole of the Bailey. She has made numerous guest appearances on UK television including; Stonehouse, Ladhood, Doctors, Doctor Who, Emmerdale, Call the Midwife, Still Open All Hours, Agatha Raisin And The Quiche of Death, Waterloo Road, Hollyoaks, Heartbeat, Holby City, Footballers Wives, Midsomer Murders, Kiss Me Kate, Red Dwarf, Jonathan Creek, Eastenders, The Brittass Empire, Londons Burning and Agatha Christie’s Poirot.
Jemma will shortly be seen in the cult horror feature The Conjuring: Last Rites. She also played ‘Barnaby’s Nanny’ in the 2018 Christmas film Nativity Rocks! The fourth film in Debbie Isitt’s Nativity series.
Jemma’s first love is theatre. Creating the stage role of ‘Mrs. Bevan’, headteacher in Nativity! The Musical with Debbie Isitt (which then led to her being cast in the feature film Nativity Rocks!). In 2019 she created a new role and UK premiered Birthdays Past, Birthdays Present, a new comedy play written and directed by Sir Alan Ayckbourn. This fulfilled a lifelong ambition to work with Ayckbourn, who reached his celebratory 80th birthday during the run.
Jemma also appeared with Janie Dee in 84 Charing Cross Road at Salisbury Playhouse and Appetite at the New Vic Theatre, a musical starring Miriam Margolyes and Tamsin Greig. Other theatre credits include: Diary Of A Somebody, Martha, Josie and the Chinese Elvis, Guys and Dolls, Horniman’s Choice, My Name is Freda, Larksong, The Gift, Hungry, The Good mother, Appetite, Noises Off, Factors Unforeseen, The Winslow Boy, Things We Do For Love, Hamlet, Macbeth, Slaughterhouse Five.
In 2022, Jemma returned to Nativity! The Musical at The Birmingham Rep Theatre playing ‘Mrs. Bevan’. This is the same role she originated on the 2017 tour and played for a second time in the 2018 touring production of the show.
In 2024, Jemma reunited with director Debbie Isitt in the recent No1 tour of the new Stock Aitken Waterman musical I Should Be So Lucky where she played ‘Ivy’ and featured all the hits from the hit factory!