William J. O'Brien
- Known for
- Acting
- Born
- January 31, 1884
- Died
- February 14, 1953
- Birthplace
- Massachusetts, USA
Filmography

Earth vs. the Flying Saucers 1956
as Radio Listener (archive footage) (uncredited)

Everything I Have Is Yours 1952
as Passerby on Street (Uncredited)

Horizons West 1952
as Barfly (uncredited)

O. Henry's Full House 1952
as Hotel Clerk (segment "The Clarion Call") (uncredited)

Something to Live For 1952
as Bar Customer (uncredited)

I'll See You in My Dreams 1951
as Waiter (uncredited)

The Racket 1951
as Counterman / Short Order Cook (uncredited)

You Never Can Tell 1951
as Andrew Lindsay (uncredited)

Roadblock 1951
as Waiter (uncredited)

Hard, Fast and Beautiful! 1951
as Bartender (uncredited)

Follow the Sun 1951
Actor

Gambling House 1950
as Stage Manager (uncredited)

Frenchie 1950
as Townsman (uncredited)

Woman on the Run 1950
as Waiter at Sullivan's Grotto (uncredited)

Outrage 1950
as Man Drawing Shade in Window (uncredited)

Born to Be Bad 1950
as Bartender at Charity Ball (uncredited)

The Underworld Story 1950
as Townsman on Street / In Coffee Shop (uncredited)

The Secret Fury 1950
as Wedding Guest (uncredited)

Gun Crazy 1950
as Customer at Sharpshooting Act (uncredited)

Woman in Hiding 1950
as Bus Passenger (uncredited)

Holiday Affair 1949
as Peanut Vendor (uncredited)

A Dangerous Profession 1949
Actor

Dancing in the Dark 1949
as Waiter at Party

The Threat 1949
as Stage Doorman (uncredited)

Easy Living 1949
as Vendor Eating Hot Dog (uncredited)

It's a Great Feeling 1949
as Saloon Waiter (uncredited)

The Set-Up 1949
as Pitchman (uncredited)

The Accused 1949
as Police Detective (uncredited)

Joe Palooka in Winner Take All 1948
as Fight Spetator

The Noose Hangs High 1948
as Passerby (uncredited)

They Won't Believe Me 1947
as Juror / Man at Piano Concert (uncredited)

Ivy 1947
as Bailiff (uncredited)

Trail Street 1947
as Barfly (uncredited)

The Locket 1946
as Waiter at Bonner's Party (uncredited)

Badman's Territory 1946
as Man in Barber Chair (uncredited)

The Blue Dahlia 1946
as Man at Cavendish Apartments (uncredited)

Deadline at Dawn 1946
as Man (uncredited)

Johnny Angel 1945
as Bartender (uncredited)

The Falcon in San Francisco 1945
as Train Passenger (uncredited)
- What, No Cigarettes
What, No Cigarettes 1945
as Cigarette Customer

Flame of Barbary Coast 1945
as Waiter

The Invisible Man's Revenge 1944
as Bettor in Pub (uncredited)

Happy Land 1943
as Chris (uncredited)

Crazy House 1943
as Bald Man

Gildersleeve's Bad Day 1943
as Juror (uncredited)

This Land Is Mine 1943
as Night Switchman

I Wake Up Screaming 1941
as Man hosing sidewalk (uncredited)

Tom, Dick and Harry 1941
as Bartender (uncredited)

The Bank Dick 1940
as Townsman Onlooker (uncredited)

Phantom of Chinatown 1940
as Extra in Audience at Benton's Lecture

Triple Justice 1940
as Tim - Proprietor

Dance, Girl, Dance 1940
as Burlesk House Spectator (uncredited)

Stage to Chino 1940
as Townsman in Saloon (uncredited)

Mexican Spitfire 1940
as Party Waiter

Lucky Night 1939
as Casino Gambler (uncredited)

Zenobia 1939
as Barker

Silver on the Sage 1939
as Card Player

Tarnished Angel 1938
as Extra Sitting Next to Cramer at Two Meetings

Fugitives for a Night 1938
as Bald Gambler

Night Spot 1938
as Counterman at Diner

Portia on Trial 1937
as Juror

The Great O'Malley 1937
as Man Whistling in Hospital Zone (uncredited)

Great Guy 1936
as Meat Clerk (Uncredited)

Hopalong Cassidy Returns 1936
as Sandy the Bartender
- Mister Smarty
Mister Smarty 1936
as Second Floor Polisher

The Bridge of Sighs 1936
as Juror (uncredited)

Lilly Turner 1933
as Man at Carnival (uncredited)

Gabriel Over the White House 1933
as Newspaper Office Worker (uncredited)

Mr. Bride 1932
as Musician

The Soilers 1932
as Bald Juror (uncredited)

War Mamas 1931
as Heinrich, General's Aide (uncredited)

Hell Bound 1931
as Bilmey

The Mysterious Dr. Fu Manchu 1929
Actor
Credits from TMDB.