Ardal O'Hanlon as Jack Mooney
Ardal O'Hanlon (born 8 October 1965 in Carrickmacross, County Monaghan) is an Irish actor, comedian and writer, best known for his roles as Father Dougal McGuire in Father Ted, and George Sunday aka. "Thermoman" in My Hero. In February 2017 he took over the role of Detective Inspector Jack Mooney in Death in Paradise.