Diana Marilyn Quick is an English actress known for playing British aristocrats.
Midsomer Murders
as Clare Bonavita
Agatha Christie's Poirot
as Mrs. Welman
Father Brown
as Lady Cecily
New Tricks
as Julia Eldridge
Inspector Morse
as Hilary Stephens
Lewis
as Gwen Raeburn
Dalziel & Pascoe
Law & Order: UK
The Protectors
as Anna De Santos
Kolchak: The Night Stalker
as Ariel
Silk
as Justice Elizabeth Frank
Houdini & Doyle
as Cecilia Weiss
The Death of Stalin
as Polina Molotova
Kingdom
as Janet Cramer
Case Histories
as Miriam Baker
Brideshead Revisited
as Lady Julia Flyte
as Claire Thornton
The Queen
as The Queen
Vroom
as Susan
Doctor Who: Scream of the Shalka
as Prime (voice)
