Joseph Gilgun

gun was born in Chorley, Lancashire, to Judith and Andrew Gilgun. He grew up in Rivington, Lancashire, as part of a working-class family with his two younger sisters, Jennie Seddon and Rosie Thomson. Gilgun attended Rivington VA Primary School and Southlands High School. He has dyslexia and ADHD, which he describes as the "biggest pain of [his] life" and in interviews has openly discussed depression and anxiety. He started drama workshops at the age of eight, following advice from an educational psychologist, and was described as having "exceptional talent". He also trained at the Laine Johnson Theatre School and the Oldham Theatre Workshop. When he was 10, he got his first TV acting role in Coronation Street. He stayed with the show until he was thirteen years old.

Gilgun studied A-Levels at Runshaw College. Outside of odd jobs and a few roles in small theatre productions, Gilgun worked as a plasterer until returning to acting full-time with Emmerdale in 2006.