Primarily a theater actress, Jemima has been seen in the role of Lilly for the UK Tour of Running Wild Live and Scout in the UK Tour of To Kill a Mockingbird.
She booked a few TV gigs in 2013, including a supporting part in BBC's Silent Witness.
She was a guest-star in Hetty Feather in 2017. She trained at Double Act Drama Studio.
Her brothers Harry and Max Bennett are actors as well. Her mother's name is Philippa.
She acted alongside Robert Sean Leonard in To Kill a Mockingbird.