Pam Ferris was born on 11 May, 1948, in Hannover, Lower Saxony, West Germany to Fred and Ann Ferris. She spend her childhood in Aberkenfig in Wales before emigrating to New Zealand when she was thirteen, where she discovered her love of acting. She returned to England when she was twenty-two and married fellow actor Roger Frost in 1986.
Pam Ferris has performed on stage, on television, and in films, perhaps best known for her role as Ma Larkin in The Darling Buds of May, she has also appeared in the films Matilda as Miss Trunchbull and Children of Men, and in the television dramas, Hardwicke House, Oranges Are Not the Only Fruit, Where the Heart Is, Paradise Heights, Rosemary & Thyme, Nativity 1 and 2, and more recently in BBC's Call the Midwife as Sister Evangelina. She also portrayed as Mrs White in the third season of the game show Cluedo.