Gay Hamilton (born 29 April 1943, Hamilton, South Lanarkshire) is a Scottish actress. Her filmography notably includes Stanley Kubrick's Barry Lyndon and Ridley Scott's The Duellists. In the late 1960s/early 1970s, she was love interest and later wife of Detective Chief Superintendent John Watt (played by Frank Windsor) in the TV series Softly, Softly and its Taskforce spin-off. She played the wife of Anton Zoref (Ian McShane) in the 1974 Space: 1999 episode "Force of Life".