Edward Lewis, an award-winning producer who hired the banned screenwriter Dalton Trumbo to write the movie “Spartacus” and then demanded that he be publicly credited, heralding the end of Hollywood’s anti-Communist blacklist, died on July 27 at his home in Los Angeles. He was 99 .

His death was confirmed by his daughter Susan.

“Spartacus,” which was released in 1960, received four of the nine Oscars awarded t o films produced by Mr. Lewis, as well as a Golden Globe. All told, his 33 movies received 21 Academy Award nominations.

His producing credits included nine movies directed by John Frankenheimer (among them “Seven Days in May” in 1964) as well as films by John Huston (“The List of Adrian Messenger,” 1963) and Louis Malle (“Crackers,” 1984).

With his wife, Mildred Lewis, who died in April, he shared an Academy Award nomination for best picture for “Missing,” the 1982 political thriller directed by Costa-Gavras.