The veteran British's agent confirmed the news of Greif's death on Monday.
ET remembers the celebrities who died this year.
The acclaimed pioneer of Philadelphia soul music died Thursday in Bellingham, Washington.
Ronnie Hillman, former NFL player and running back for the Denver Broncos, has died. He was 31.
'Mean Girls’ Broadway cast member Stephanie Bissonnette has died after a years-long battle with brain cancer. She was 32.
Terry Hall, lead singer of the English ska band the Specials, has died. He was 63.
The English musician died Sunday after a brief illness.
Jamie Lopez, star of 'Super Sized Salon' and founder of Babydoll Beauty Couture, has died. She was 37.
The veteran correspondent died Saturday after a long battle with cancer.
Tina Turner’s son, Ronnie, has died. He was 62. Ronnie's wife, French singer Afida Turner, confirmed his death on Instagram.
ET looks back at the time Kirstie Alley pretended to be a receptionist at Entertainment Tonight's office in 2014.
‘Orange Is the New Black’ star Brad William Henke died on Tuesday at 56-years-old.
The actor, best known for playing prison guard Desi Piscatella on 'OITNB,' died on Tuesday.
Country star Jake Flint has died. His unexpected death came just hours after his wedding to his wife, Brenda Flint. Jake was 37.