Louis Felix Danner Mahoney (born 8 September 1938) is a Gambian-born British actor, based in Hampstead in London. He is an anti-racist activist and long-time campaigner for racial equality within the acting profession.
Mahoney was born in The Gambia in 1938. He went to England originally to study to be a doctor but abandoned his ambitions for a medical career to become a drama school student in the 1970s.
He has been seen most frequently on television in series such as: Danger Man, Dixon of Dock Green, Z-Cars, The Troubleshooters, Menace, Special Branch, Doctor Who (in the stories Frontier in Space, Planet of Evil and Blink), Quiller, Fawlty Towers (as Dr Finn in The Germans, 1975), The Professionals (as Dr Henry in the episode Klansmen, never transmitted on terrestrial TV in the UK), Miss Marple, Yes, Prime Minister, Bergerac, The Bill, Casualty, Holby City and Sea of Souls.
His films include The Plague of the Zombies (1966), Omen III: The Final Conflict (1981), Rise and Fall of Idi Amin (1981), White Mischief (1987), Cry Freedom (1987), Shooting Fish (1997), Wondrous Oblivion (2003) and Shooting Dogs (2005).
He has featured in the Channel 4 documentary Random (2011) and in the BBC Three drama Being Human (2012) as Leo, an aged and dying werewolf.
Mahoney is a long-standing campaigner for racial equality within the acting profession, as a member of the Equity Afro-Asian Committee (previously called the Coloured Actors Committee until he renamed it), and as co-creator, with Mike Phillips, of the Black Theatre Workshop in 1976.