Conversation so far:
Where was Kate O'Mara born?
She was born in Leicester, Leicestershire, England, UK
When did Kate O'Mara get into acting?
After boarding school she attended art school before becoming a full-time actress
What was Kate O'Mara's first movie role?
Her first film role (under the name Merrie Carroll) was in Home and Away (1956) with Jack Warner, as her father, and Kathleen Harrison
What other kind of movies was Kate O'Mara in besides Home and Away?
In 1970, she appeared in two Hammer Studio horror films: The Vampire Lovers and The Horror of Frankenstein.

Question: Who were some of her co-stars?
Self-contained rewrite: Who were some of Kate O'Mara's co-stars?