Oscar-winning actor Philip Seymour Hoffman was found dead in his New York apartment Sunday morning. The cause of death appears at this time to be drug overdose. He was 46.

Per reports, a friend of Hoffman found Hoffman in the actor’s West Village apartment after the friend become concerned when he could not reach Hoffman.

Apparently, a syringe was found in Hoffman’s arm by the police. There was also some possible heroin in the room. “It’s pretty apparent that it was an overdose,” the official told the NY Times. “The syringe was in his arm.”

Hoffman has three children — Cooper, 10; Tallulah 7, and Willa, 5 — with costume designer Mimi O’Donnell.