Actor Michael Clarke Duncan, of The Green Mile and Armageddon fame, died Monday morning after suffering complications from a heart attack. He was 54.

According to a statement issued by a representative for Duncan's fiancee, TV personality Rev. Omarosa Manigault, Duncan "never fully recovered" from the myocardial infarction he suffered in July. He remained hospitalized at a Los Angeles hospital until his death.

Duncan began his Hollywood career as a security guard for the likes of superstars Will Smith, Jamie Foxx and Notorious B.I.G. He landed his first significant Hollywood role as Bear in 1998's sci-fi blockbuster Armageddon (Michael Bay, who directed Duncan in the role, remembers him here .) Duncan is best remembered as John Coffey in the 1999 drama The Green Mile, a breakout performance for which he was nominated for an Academy Award and a Golden Globe. He subsequently had notable parts in The Whole Nine Yards, Brother Bear, Planet of the Apes, Sin City, Daredevil and Street Fighter: The Legend of Chun-Li, amongst others.Duncan also made a number of television appearances in high profile shows such as Bones, Chuck, and Two and a Half Men. He most recently appeared on The Finder on the Fox Network.Standing at around 6 feet 5 inches and possessing a rich, deep voice, Duncan was a magnetic presence onscreen. He will be missed.