
Maureen O'Brien is a British actress and novelist. She is perhaps most famous for her role as Vicki, the companion to William Hartnell's First Doctor in Doctor Who, becoming the first change to the original cast line up in 1965. She also played Elizabeth Straker in the second series of the long running BBC drama Casualty in 1987.

Casualty
TV • 1986

Doctor Who
TV • 1963

Heartbeat
TV • 1992

Heartbeat
TV • 1992

Bergerac
TV • 1981

Tales of the Unexpected
TV • 1979

A Touch of Frost
TV • 1992

The Bill
TV • 1984

Jonathan Creek
TV • 1997

BBC2 Play of the Week
TV • 1977

Taggart
TV • 1983

Cracker
TV • 1993

The Duchess of Duke Street
TV • 1976

Tales of the Tardis
TV • 2023

Victorian Scandals
TV • 1976

Doctor Who: Behind the Sofa
TV • 2018

The Fortunes and Misfortunes of Moll Flanders
TV • 1996

The Legend of King Arthur
TV • 1979