Actor coming from acting family. Son of actors Irena Górska-Damięcka and Dobiesław Damięcki, the younger brother of actor Damian Damięcki (often considered them as twins), father of actor Mateusz Damięcki and Matylda Damięcka, uncle of actor Grzegorz Damięcki.
He was married to the actress Anita Dymszówna (I relationship, divorce), the daughter of actor Adolf Dymsza, and is now married to Joanna Damięcka (second link), the mother of Mateusz and Matylda.
He was a host for children's TV show Pora na Telesfora.
His best known dubbing roles are Shaggy from Scooby Doo & Scrappy Doo (second and a present Shaggy's voice is Jacek Bończyk), Kermit from The Muppet Babies and Gobo Fraggle from Fraggles.