William Post Jr.
William Post Jr. is credited on 9 movies, best known by TMDB votes for Call Northside 777, Sherlock Holmes and the Secret Weapon and The House on 92nd Street.
Born February 19, 1901 in Montclair, New Jersey, USA; died September 26, 1989.
Filmography · 9 titles
US streaming apps shown under each title, checked October 5, 2026. Tap any title for where it streams and what it costs.
Call Northside 777
1948 · Movie
Not on a US subscription app
Sherlock Holmes and the Secret Weapon
1942 · Movie
On Prime Video and Starz
The House on 92nd Street
1945 · Movie
On FlixFling
The Black Camel
1931 · Movie
Not on a US subscription app
Experiment Perilous
1944 · Movie
Not on a US subscription app
Babes on Broadway
1941 · Movie
Not on a US subscription app
The Moon Is Down
1943 · Movie
Not on a US subscription app
Nazi Agent
1942 · Movie
Not on a US subscription app
Ship Ahoy
1942 · Movie
Not on a US subscription app