From Wikipedia
George O'Brien (April 19, 1899 – September 4, 1985) was an American actor, popular during the silent film era and into the talkie era of the 1930s, best known today as the lead actor in F. W. Murnau's 1927 film Sunrise: A Song of Two Humans. He also starred in East Side, West Side (1927), The Johnstown Floor (1926), and John Ford's The Iron Horse (1924).
The day before his seventh birthday the Great Earthquake of 1906 hit San Fra...
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Sunrise: A Song of Two Humans
As The Man (Anses)
3 Bad Men
As Dan O'Malley
Is Zat So?
As Ed 'Chick' Cowan
She Wore a Yellow Ribbon
As Maj. Mac Allshard
Cheyenne Autumn
As Major Braden
Ebb Tide
As Islander
Fort Apache
As Capt. Sam Collingwood
The Gay Caballero
As Ted Radcliffe
The Dude Ranger
As Ernest 'Dude' Selby
The Iron Horse
As Davy Brandon
December 7th
As Single Voice of the Dead Servicemen (voice)
Daniel Boone
As Daniel Boone
Noah's Ark
As Travis / Japheth
A Holy Terror
As Tony Bard aka Woodbury
Paid to Love
As Crown Prince Michae
Salute
As Cadet John Randall
The Cowboy Millionaire
As Bob Walker
The Renegade Ranger
As Captain Jack Steele
Seas Beneath
As Cmdr. Robert 'Bob' Kingsley
Fig Leaves
As Adam Smith
The Blue Eagle
As George Darcy
When a Man's a Man
As Larry Knight
East Side, West Side
As John Breen
Korea
As Narrator
The Border Patrolman
As Bob Wallace
Bullet Code
As Steve Holden
Gold Raiders
As George O'Brien
Meanwhile, Back at the Ranch
As (archive footage)
Hollywood Cowboy
As Jeffery Carson
Park Avenue Logger
As Grant Curran
Windjammer
As Bruce Lane
Mystery Ranch
As Bob Sanborn
Rough Romance
As Billy West
True Heaven
As Lieutenant Philip Gresson
The Johnstown Flood
As Tom O'Day
Sharp Shooters
As George
My Wild Irish Rose
As 'Duke' Muldoon
The Sea Hawk
As Galley Slave (uncredited)
The Last of the Duanes
As Buck Duane
Moran of the Lady Letty
As Deck Hand
The Golden West
As David Lynch / Motano
Masked Emotions
As Bramdlet Dickery
Life in the Raw
As Jim Barry
Triple Justice
As Brad Henderson
Arizona Legion
As Boone Yeager
Ever Since Eve
As Neil Rogers
The Marshal Of Mesa City
As Cliff Mason
Painted Desert
As Bob McVey
O'Malley of the Mounted
As Constable O'Malley aka Duke Kinnard
Border G-Man
As Jim Galloway
Whispering Smith Speaks
As Gordon Harrington, Jr. aka John 'Whispering' Smith
Timber Stampede
As Scott Baylor
Thunder Mountain
As Kal Emerson
Riders of the Purple Sage
As Jim Lassiter
Legion of the Lawless
As Jeff Toland
Hard Rock Harrigan
As Tim 'Hard Rock' Harrigan
Lawless Valley
As Larry Rhodes
Trouble in Sundown
As Clint Bradford
Frontier Marshal
As Michael Wyatt
Havoc
As Dick Chappel
Shadows of Paris
As Louis
Rustlin' for Cupid
As Bradley Blatchford
The Silver Treasure
As Nostromo
Blindfold
As Robert Kelly
The Ghost Breaker
As One of the Ghosts (uncredited)
The Fighting Heart
As Denny Bolton
Thank You
As Kenneth Jamieson
Gun Law
As Tom O'Malley
The Dancers
As Tony
The Last Trail
As Tom Daley
Robbers' Roost
As Jim Wall
Racketeers of the Range
As Barney O'Dell
Stage to Chino
As Dan Clark
The Ne'er-Do-Well
As Clifford
Woman-Proof
As Bill Burleigh
The Lone Star Ranger
As Buck Duane
Fair Warning
As Whistlin' Dan Barry
The Fighting Gringo
As Wade Barton
The 10 from Texas
As (archive footage)
The Roughneck
As Jerry Delaney
Smoke Lightning
As Smoke Mason
Prairie Law
As Brill Austin
Honor Bound
As John Oglegree
The Rainbow Trail
As John Shefford
The Man Who Came Back
As Henry Potter
The Painted Lady
As Luther Smith
This Is Your Life
As Self
Studio 57