The actor passed away on Wednesday (27Oct10) in New York City after battling a short illness.
He is best known for playing Captain Kangaroo's kindly neighbour Mr. Baxter on the long-running children's show, which he joined in 1962 as a stage manager.
Wall made his debut on the show in 1968 after convincing producers to write in their first black character.
He also served as the stage manager for CBS News and worked on several broadcasts for the U.S. network including 60 Minutes.
He received an achievement award by the Director's Guild of America in 1994.