Buddy Swan
Paul "Buddy" Swan (October 24, 1929 – March 21, 1993) (also credited as Buddy Swann) was an American child actor, best known for playing the title character of the 1941 film Citizen Kane as an eight-year-old boy. He also appeared in the horror film The Ape, the horror comedy Scared Stiff, and the Academy-Award nominated film The Fighting Sullivans, playing one of the Sullivan brothers in their youth. Swan also appeared as a young actor in Broadway plays in 1942, including Mr. Sycamore.
Cast

Citizen Kane
Young Charles Foster Kane

Shockproof
Teenage Boy (Uncredited)

Centennial Summer
Dudley Rogers

The Horn Blows at Midnight
Kid (uncredited)

Destination Murder
Arthur, Blue Streak Messenger

Military Academy with That Tenth Avenue Gang
Williams (uncredited)

The Ape
Willie Brill

Haunted House
Junior Henshaw

Strange Affair
Newsboy (Uncredited)

The Soul of a Monster
Second Newsboy (uncredited)

Scared Stiff
Oliver Waldeck

The Fighting Sullivans
George, as a child (uncredited)

Gallant Journey
Sharkey (uncredited)