Hall died in his Beverly Hills home, according to his family. His family also spoke to the New York Times and said he died of heart failure.
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The Canadian-American actor, whose real name is Monte Halparin, also guest starred on many television shows such as "The Odd Couple" and "The Wonder Years."
He also co-created "Let's Make A Deal," which debuted on NBC in 1963 and became a TV staple for decades.
"He was one of the great professionals in our business at what he did, with one of the most iconic shows in the world of games. Just a very special person, and God knows we'll miss him dearly,"said Wink Martindale, a game show host and TV producer.
Hall gave his blessing to Wayne Brady, who hosted the game show when it was rebooted in 2009.
In 2013, Hall was presented with a Lifetime Achievement Award by the Daytime Emmys.
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Flowers and a wreath will be placed on his Hollywood Walk of Fame star Sunday morning. But on Saturday night, friends and fans paid their respects.
Hall's daughter, Sharon Hall, said her father raised nearly $1 billion for charity over his lifetime.
His wife of nearly 70 years, Marilyn, died in June at the age of 90. Hall is survived by three children.
The Associated Press contributed to this report.