MacIntosh was best known for playing the hilarious role of Keith in the series from 2001 to 2003.

British actor and comedian Ewen MacIntosh, whose role as deadpan accountant Keith in the U.K. version of “The Office” made him a fan favorite, has died, his management said.

He was 50 years old.

“With great sadness we announce the peaceful passing of our beloved comedy genius Ewen MacIntosh,” JustRight Management wrote on social media.