
Birthday
1921/07/13
Day of death
1944/08/04 (23 years old)
Gender
Male
Place of Birth
Mimico, Ontario, Canada
Also know as
William S. O'Brien, William Stephens O'Brien
Child & Teen actor Billy O'Brien. Brother of child actor Gene O'Brien. Profile photo of older guy with dark hair is NOT Billy O'Brien. His name might be the same, but it is not the correct person. That photo should be deleted. 8/28/1944 Culver City Evening Star News: "Captain William O'Brien Lost in the Pacific" news article states that Captain William S. O'Brien Culver City Ace in the South Pacific theatre of war has been missing in action since August 4th. He has shot down a number of Japan...Read more

(1926) Say It with Babies
as Child (uncredited)

(1929) Bouncing Babies
as (unconfirmed)

(1934) Next Of Kin
as Spuds

(1929) The Valiant
as Boy (uncredited)

(1933) Pilgrimage
as ---

(1934) West of the Divide
as Spuds

(1933) The Power and the Glory
as Tom as a Boy

(1929) Say It with Songs
as Schoolboy

(1936) Human Cargo
as Boy

(1937) Maid of Salem
as Young Jasper (Uncredited)

(1929) Boxing Gloves
as Billy

(1931) The Christmas Party
as Party Guest served by Marion Davies

(1933) Dangerous Crossroads
as Jackie's Friend

(1933) Stage Mother
as Student

(1934) This Side of Heaven
as Messenger Boy

(1934) No Greater Glory
as Paul Street Boy

(1934) Music in the Air
as Perzinger-School Boy (uncredited)