David Horovitch (born 11 August 1945) is an English actor, known for playing the character of Inspector Slack in Miss Marple series, and played the title character in Bognor (1981-1982). Other credits include Thriller (1975), The New Avengers (1976), Prince Regent (1979), An Unsuitable Job for a Woman (1982), The Dirty Dozen: The Deadly Mission (1987), Piece of Cake (1988), Bulman (1987), Hold the Back Page (1985-1986), Boon (1989), Love Hurts (1992-1993), Westbeach (1993), Just William (194-1995), Drop the Dead Donkey (1996), Solomon and Gaenor (1999), 102 Dalmatians (2000), Peak Practice (1999-2001), Foyle's War (2002), The Second Coming (2003), Deceit (2000), Sapphire and Steel (2008), Dad's Army: The Lost Episodes (2019), White House Farm (2020), House of the Dragon (2022) (as Grand Maester Mellos), Bodies (2023), and The Nun II (2023). (Via Wikipedia)