Gillian Hoyle appeared on Coronation Street in November 1965 as Wendy McGrath, an employee at Marshall's Cotton Mill.
Her only other known credits were for a 1960 episode of The Strange World of Gurney Slade, the BBC serial The Chem. Lab. Mystery in 1963 and an episode of ITV Play of the Week broadcast in 1966.
On stage, she appeared in productions of The Music Man, The Roar of the Greasepaint - The Smell of the Crowd and Canterbury Tales.