Jerry Colonna

Jerry Colonna was an American musician, actor, comedian, singer, songwriter and trombonist best remembered as the zaniest of Bob Hope's sidekicks in Hope's popular radio shows and films of the 1940s and 1950s.

Disney Films
He provided the voice of the March Hare in Alice in Wonderland (1951) and also lent his zany narration style to the Disney shorts "Casey at the Bat" from Make Mine Music (1946) and The Brave Engineer (1950), In the latter short, he also lent his voice to Casey Jones and his brake-man.

Death
A 1979 heart attack forced him to spend the last seven years of his life in the Motion Picture and Television Hospital, where he died of kidney failure in 1986.