Moyer MacClaren Bupp (January 10, 1928 – November 1, 2007) professionally known as Sonny Bupp, was an American child film actor and businessman. His most notable film was Citizen Kane (1941), in which he appears as Junior, Charles Foster Kane III, the eight-year-old son of Charles Foster Kane and his first wife, Emily. Bupp was the last surviving credited member of the Citizen Kane cast at his death.
Known For
Citizen Kane
(1941)
Charles Foster Kane III
Sergeant York
(1941)
Boy in Sunday School (uncredited)
On Borrowed Time
(1939)
Boy in Tree (uncredited)
Three Faces West
(1940)
Billy Welles
Full Filmography
Acting
What Becomes of the Children?
(1936)
Little Freddy Worthington
Man Hunt
(1936)
Young Boy (uncredited)
And Sudden Death
(1936)
School boy
My Dear Miss Aldrich
(1937)
Boy Asking for Rabbit (uncredited)
Cash and Carry
(1937)
Jimmie (uncredited)
Michael O'Halloran
(1937)
Sarge (uncredited)
Love Is on the Air
(1937)
Billie - Boy on Radio Program
We Who Are About to Die
(1937)
Hit-and-Run Victim (uncredited)
Missing Witnesses
(1937)
Little Boy (uncredited)
You Can't Buy Luck
(1937)
Orphan Boy (uncredited)
The Great O'Malley
(1937)
Boy with Lollipop (uncredited)
Men in Fright
(1938)
Sonny the Kid in Hospital (uncredited)
Hunted Men
(1938)
Smallest G-Men Club Member
Penrod's Double Trouble
(1938)
Monk (uncredited)
Renegade Trail
(1939)
Joey Joyce
On Borrowed Time
(1939)
Boy in Tree (uncredited)
No Place to Go
(1939)
Thomas "Tommy" M. Foster
Boy Trouble
(1939)
Chester Platt
Fixer Dugan
(1939)
Boy Chiseler
Sudden Money
(1939)
Billy
The Day of Rest
(1939)
Younger Son
Half a Sinner
(1940)
Willy
Little Orvie
(1940)
Freddie Jackson (uncredited)
Three Faces West
(1940)
Billy Welles
Emergency Squad
(1940)
Peter
Abe Lincoln in Illinois
(1940)
Willie Lincoln (uncredited)
Parole Fixer
(1940)
Bobby Mattison
Queen of the Mob
(1940)
Newsboy
Bad Men of Missouri
(1941)
Young Grat
Citizen Kane
(1941)
Charles Foster Kane III
Sergeant York
(1941)
Boy in Sunday School (uncredited)
One Foot in Heaven
(1941)
Boy (uncredited)
All That Money Can Buy
(1941)
Martin Van Buren Aldrich (uncredited)
Eyes of the Underworld
(1942)
Student fighting with Mickey