Born in London, Grant trained at the Central School of Speech and Drama and appeared on stage at the Bristol Old Vic and in the West End of London. One of her best known early roles was as Sarah Francis in British drama Bouquet of Barbed Wire (1976). She has had a successful television acting career. Since 2007, she has appeared on and off in the sitcom Not Going Out, as the mother of Tim (Tim Vine) and Lucy (Sally Bretton).

Filmography

• 2022York Witches Society — Christine
• 2016London Has Fallen — Doris
• Mutual Friends — Kathleen
• Not Going Out — Wendy Adams
• Jonathan Creek — Antonia Stangerson
• Crown Prosecutor — Sheila Cody
• 1994Pat and Margaret — Stella
• Peak Practice — Carol Johnson
• Westbeach — Sarah Preston
• 1990Curry & Pepper — Tourist
• 1990Undeclared War — Writer
• 1989Aces Go Places V: The Terracotta Hit — Deborah
• 1989Scandal — Valerie Profumo
• Screen One — Stella
• Victoria Wood — Jane
• The Beiderbecke Connection — CS Blake
• 1988The Vampire Raiders — Red Ninja
• 1987Acorn Antiques — Crew Member
• Pulaski — Jane
• Bread — Leonora Campbell
• Casualty — Lucinda Arthur, Sheila Granger
• Room at the Bottom
• Bulman — Sue Lawson
• Mr. Palfrey of Westminster — Yelena
• 1983Mrs. Silly — Gillian
• All for Love — Gillian
• 1982Outside Edge — Ginnie
• Bergerac — Deborah
• 1980C₂H₅OH
• 1980Invasion: UFO — Linda Simmonds
• Danger UXB — Elspeth
• Minder — Lady Ingrave
• Another Bouquet
• Bouquet of Barbed Wire — Sarah Francis
• 1973Don't Be Like Brenda — Brenda
• 1972I Want What I Want
• 1971UFO: Red alert... Attack on Earth! — Linda Simmonds
• Play for Today — Louise Day
• UFO — Linda Simmonds
• ITV Saturday Night Theatre — Marie Holdsworth, Jackie
• 1969Moonlight on the Highway
• The Root of All Evil? — Monique
• Public Eye — Rosemary
• The Power Game — Jill

Appearances as themselves (3)

• 202620 Years of Not Going Out — Self
• 2016UFO From Earth to the Moon — Self
• An Audience with... — Self