Isis Hainsworth

Hainsworth attended Leith Walk Primary School and then Drummond Community High School. She took extracurricular Higher and Advanced Higher Drama classes at Leith Academy alongside her standard school courses at Drummond. She also joined local theatre groups Lothian Youth Arts & Musicals Company and Strange Town Theatre. It was through the latter that she was suggested for Our Ladies of Perpetual Succour. Shortly after completing school in 2016, Hainsworth moved to London for her career. Hainsworth made her television debut in the 2016 with small roles in the BBC One miniseries One of Us (also known as Retribution) as Maddy and the ITV drama In Plainsight. She took over the lead role of Orla from Melissa Allan in the stage adaptation of Our Ladies of Perpetual Succour when it moved to the Duke of York's Theatre in 2017.

Hainsworth played Michelle McCullen and Louise Graham in the BBC One miniseries Wanderlust (2018) and The Victim (2019) respectively, as well as Abigail Warren in the second series of Harlots. She appeared in Moonlight / Nightschool at the Harold Pinter Theatre. For her performance as Hermia in A Midsummer Night's Dream at the Bridge Theatre, Hainsworth was nominated for a 2019 Ian Charleson Award. She appeared in the 2020 films Emma. as Elizabeth Martin and Misbehaviour as Jenny.

In 2022, Hainsworth starred opposite Amelia Clarkson in the BBC Three horror series Red Rose as Rochelle Mason and alongside Jaeden Martell in the Netflix teen band film Metal Lords as Emily Spector. She also played Aelis in the Amazon Prime medieval comedy film Catherine Called Birdy.