Katie Boyle is a well known broadcaster who has acted in some British films.   She was born Caterina di Francavilla in Florence, Italy in 1926.   At the age of nineteen she came to Britain.   She was originally a model and then then appearing in such films as “Old Mother Riley, Headmistress” in 1950.   Her other movies included “The House in the Square”, “The Truth About Women” with Laurence Harvey and “Intent to Kill” with Richard Todd.

IMDB entry:

Catherine Boyle was born on May 29, 1926 in Florence, Tuscany, Italy as Caterina Irene Elena Maria Imperiali de Principi di Francavilla. She is an actress, known for The Eurovision Song Contest (1974), The Eurovision Song Contest (1968) and The Eurovision Song Contest (1963). She was previously married to Peter Saunders, Greville Pollard Bayliss and Richard Bentinck Boyle.