Actor Reg E. Cathey sadly passed away over the weekend. The seasoned actor, who most recently appeared in House Of Cards, but was a veteran of the screen for the past four decades, was battling cancer.

Cathey was also known for his work on the HBO series The Wire, but also had roles in the likes of GrimmLaw & Order: Special Victims Unit, Outcast, superhero movie Fantastic Four, Seven and more over his career.

“We are heartbroken by the passing of our friend and House of Cards colleague Reg E. Cathey,” said Netflix in a statement. “Reg was the kindest man, the most giving actor, a true gentlemen. Our sympathy goes to his family.”

The Wire’s David Simon also paid tribute on Twitter over the weekend.