Actor Dean Stockwell, best known for starring in hit Sci-fi time travelling show Quantum Leap has died aged 85.

The Oscar- and Emmy-nominated actor whose career on stage, in film and TV spanned more than 70 years, passed away in the early morning of November 7. He died peacefully at home of natural causes, a rep for the family confirmed to Deadline.

In was in television where Stockwell delivered his signature performance, on the quirky, sci-fi TV series Quantum Leap. He played Admiral Al Calavicci opposite Scott Bakula, landing four Emmy nominations for his role. Stockwell’s series credits also include Battlestar Galactica; JAG, from Quantum Leap creator Don Bellisatio; The Tony Danza Show and NCIS: New Orleans among others.

Stockwell was on the verge of a career change as he got a real estate license and packed up the family to leave Hollywood when he received a phone call from Harry Dean Stanton, who convinced him to join him on the set of Wim Wenders’ film, Paris, Texas. That led to a string of memorable film roles in Blue Velvet, Dune, Married to the Mob (which earned Stockwell an Academy Award nomination), The Rainmaker and The Player.