Born Merle Johnson, Jr., Donahue was a actor, active between the
late 1950s and late 1990s. He was initially a journalism student at
Columbia University in New York City before deciding on a acting
career in Hollywood.
Donahue starred with Van Williams from 1960 to 1962 in the ABC
TV series Surfside 6. After that he joined the cast of Hawaiian Eye
for its last season, 1962-1963, in the role of hotel director Phillip
His most high-profile role was a small part in The Godfather Part ll
(1974) as the fiancé of Connie Corleone.