From Wikipedia
Guinn Terrell Williams Jr. (April 26, 1899 – June 6, 1962) was an American actor who appeared in memorable westerns such as Dodge City (1939), Santa Fe Trail (1940), and The Comancheros (1961). He was nicknamed "Big Boy" as he was 6' 2" and had a muscular build from years of working on ranches and playing semi-pro and professional baseball.
Williams made his screen debut in the 1919 comedy, Almost A Husband, with Will Rogers and ...
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Santa Fe Trail
As Windy Brody
American Empire
As Sailaway
Mr. Wise Guy
As Luke Manning
A Star Is Born
As Posture Coach
Castle on the Hudson
As Mike Cagle
Fugitive at Large
As Conway (as Guinn Williams)
You'll Never Get Rich
As Kewpie Blain
Jubilo
As Man Shooting Pool with Bert (uncredited)
Rose of the Desert
As Cowboy (as Big Boy Williams)
Fangs of Wolfheart
Bad Man from Bodie
The Big Stunt
Courage of Wolfheart
The Glass Key
As Jeff
Station West
As Mick Marion
Man in the Saddle
As Bourke Prine
The Littlest Rebel
As Sgt. Dudley
Swamp Water
As Bud Dorson
Belle of the Yukon
As Sheriff Mervin Maitland
Rocky Mountain
As Pap Dennison (CSA)
Dodge City
As Tex Baird
Cowboy and the Senorita
As 'Teddy' Bear
Road to the Big House
As Butch McQuinn
You Only Live Once
As Rogers
Big City
As Danny Devlin
Hands Across the Border
As Teddy Bear
Hangman's Knot
As Smitty
Minesweeper
As CPO Ichabod Ferdinand 'Fixit' Smith
The Woman Who Did Not Care
As Lars
Man from Del Rio
As Fred Jasper
Flirtation Walk
As Sleepy
Beggars of Life
As Baker's Cart Driver (uncredited)
Brown of Harvard
As Hal Walter
Lucky Star
As Sgt. Martin Wrenn
Noah's Ark
As Al Wilson / Ham
Private Worlds
As Jerry Stone
Blackmail
As Moose McCarthy
Rafter Romance
As Fritzie
Springfield Rifle
As Sgt. Snow
Billy the Kid
As Ed Bronson (blacksmith)
Kelly the Second
As Cecil Joseph Callahan
Slide, Kelly, Slide
As McLean
Al Jennings of Oklahoma
As Lon Tuttle
The Phantom
As Dick Mallory
Big Boy Rides Again
As Tom Duncan
Heritage of the Desert
As Lefty
The Ropin' Fool
As The Foreman
The Mystery Squadron
As Bill 'Jellybean' Cook
You and Me
As Text (as Guinn Williams)
The Hired Gun
As Elby Kirby
Wise Girl
As Mike
Miss Pacific Fleet
As Nicholas 'Nick', Annie's Boyfriend
College Coach
As Matthews
Black Cyclone
As Jim Lawson
Man of the Forest
As Big Boy
Song of the Prairie
As Big Boy Jackson
The Law of 45's
As Tucson Two-Gun Smith
Army Girl
As Ross
Polly of the Circus
As Eric
Cowboy Holiday
As Buck Sawyer
Grand Jury
As Joseph Britt
The Vigilantes Are Coming
As Salvation
Thunder Over Texas
As Ted Wright
The Man Who Walked Alone
As Champ
Here Comes Cookie
As Big Boy
The Big Game
As Pete Jenkins
The Bachelor Father
As Dick Berney
Dangerous Holiday
As Duke Edwards
Bad Lands
As Billy Sweet
Flying Fists
As Slug Cassidy
Money and the Woman
As Mr. Adle
One in a Million
As Spike McGafferty
The Silver Streak
As Higgins
Gun Play
As Bill Williams
Hold That Co-ed
As Mike Wurgerski
The Great Meadow
As Rubin Hall
Drifting Souls
As Bing
Running Hollywood
As Scratchface Henchman
Laughing at Life
As Jones
Cheaters
As Detective Sweeney
Love on a Bet
As Undetermined Secondary Role (scenes deleted)
Muss 'em Up
As 'Red' Cable
Mr. Bug Goes to Town
As Narrator (voice) (uncredited)
Buttons and Her Beaus
Fremont: The Trailblazer
As Cassidy
Village Tale
As Ben Roberts
Cyclone Jones
As Cyclone Jones
Uncensored Movies
The Avenger
As Nat Sherwood
Riders at Night
End of the Rope
$1,000 Reward
Red Blood and Blue
As Tom Butler
Sporting West
Whistling Jim
As Whistling Jim
Riders of the Sand Storm
As The Cowboy
The Devil Is Driving
As Mac
Quarantined Rivals
As Joe, the plumber
Backstage
As Mike Donovan
Almost a Husband
The Down Grade
As Ed Holden
City Girl
As Reaper
Ladies' Night in a Turkish Bath
As Sweeney
College Lovers
As Tiny Courtley
The Big Fight
As Tiger
Brimstone
As Art Benson
Five Bold Women
As 'Big Foot' - the wagon driver
Southwest Passage
As Tall Tale
Crashing Through Danger
As Slim
Massacre Canyon
As Pvt. Archibald Allen
Nevada
As Dusty
The Forward Pass
As Honey Smith
6,000 Enemies
As Maxie
Everybody's Doing It
As 'Softy' Blane
The Bad Man of Brimstone
As Vulch McCreedy
She's No Lady
As Jeff
My Dear Miss Aldrich
As An Attendant
Danger Trails
As Bob Wilson
Cupid the Cowpuncher
As Hairoil Johnson
The Singing Marine
As Dopey
Here Comes the Navy
As Dance-Floor Manager
Palooka
As Slats (uncredited)
The Trail of Hate
As Silent Kerry
The Fighting 69th
As Paddy Dolan
The Alamo
As Lt. 'Irish' Finn
Don't Tell the Wife
As Lazarus "Cupid" Dougal
War Mamas
As Doughboy
Catch-As Catch-Can
As Strangler Sullivan
Swing in the Saddle
As 'Tiny' Baldwin
Alias the Deacon
As Bull Gumbatz
Virginia City
As Marblehead
You Said a Mouthful
As Swimming Champion Joe Holt (uncredited)
That Texas Jamboree
As Big Boy Frazer
Mutiny on the Blackhawk
As Blake - the First Mate
Professor Beware
As Motorcycle Cop
The Undie-World
As Bugsy McHugh
Pleased to Mitt You
As Chuck Brenner
Hoedown
As Small Potatoes
Smoky River Serenade
As Wagon Wheel (as Big Boy Williams)
The Jack Rider
As Frank Stevens
Wagons Westward
As Jake Hardman
The Comancheros
As Ed McBain - Gunrunner (uncredited)
Sing Me a Song of Texas
As Big Boy
The Vengeance Trail
As Big Boy Bronson
Western Firebrands
As Billy Fargo
Across the Border
As Andy Fowler
The Cowboy King
As Dud Smiley
Rounding Up the Law
As Larry Connell
Blaze Away
As Big Boy
The Freshie
As Charles Taylor
Remembrance
Country Fair
As Gunther Potts
The Desperadoes
As Nitro Rankin
Society Fever
As Edgar Prouty
Home from the Hill
As Hugh Macauley (uncredited)
Singing on the Trail
As Big Boy Webster
The Outlaw's Daughter
As Moose, Deputy
Throw a Saddle on a Star
As Big Boy
Girls Can Play
As Det. Lt. Ed Flannagan
Powdersmoke Range
As Lullaby Joslin
North of Nome
As Haage
End of the Trail
As Bob Hildreth
Down in 'Arkansaw'
As Juble Butler
The Bad Man
As Red Giddings
Street of Missing Men
As T-Bone
Riders of Death Valley
As Borax Bill
Pardon Our Nerve
As Samson Smith
Legion of Lost Flyers
As Jake Halley
Six Lessons From Madame La Zonga
As Alvin
Lure of the Islands
As Jinx
Cowboy Canteen
As Spud Harrigan
Between Us Girls
As Father of the Boys
Wolfheart's Revenge
As Jack Stanley
The Marines Are Here
As Sgt. Gibbons
My Man
As Joe Halsey
Smoky Mountain Melody
As Saddle Grease Williams
Silver Queen
As Blackie
Rhythm Round-Up
As Zeke Winslow
Cowboy Blues
As Big Boy Stover
King of the Wild Horses
As Jed Acker (as Big Boy Williams)
Over the Santa Fe Trail
As Big Boy Jackson
Bad Men of Tombstone
As Red Fisk
Dulcy
As Henry
Hidden Guns
As Kingford
Career Woman
As Bede Sanders
Ladies of the Jury
As Steve Bromm (uncredited)
The Champ's a Chump
As Spike
Godless Men
As Seaman
From Headquarters
As Gunnery Sgt. Wilmer (as Guinn Williams)
Liliom
As Hollinger
The College Widow
As Don White (as Big Boy Williams)
Vamping Venus
As Mars
Snowbound
As Bull Morgan
The Bugle Sounds
As Sgt. Krims
70,000 Witnesses
As Connors
Boys Will Be Boys
As Butch
Romance in the Rain
As Panya Mankiewicz
Half a Sinner
As 'Bull' Moran
Singin' in the Corn
As Hank
Burning Daylight
As English Harry (as Big Boy Williams)
The Eagle's Claw
As Dan Carson
Stars on Horseback
I Demand Payment
As Happy Crofton
The Desert's Toll
As Henchman
The Phantom Broadcast
As Sandy Higgins
Babe Comes Home
As Baseball Player (as Big Boy Williams)
Arizona Bound
As Cowboy
Lightning
As Cuth Stewart
Cheyenne
As Prairie Dog
Gunsmoke
As Groat
The Restless Gun
As Jeff Bonsell
The Adventures of Wild Bill Hickok
As Tulsa Jack
Sugarfoot
As Moose McKlintock
Circus Boy
My Friend Flicka
As Jeb Taylor
The Life Of Riley
As Finnegan
The Wonderful World of Disney
As Buffalo
The Adventures of Rin Tin Tin
As Sgt. Muldoon
U.S. Marshall
As Jones
Wagon Train
As Calvin Bryngelson
Tales of Wells Fargo
As Mike Forbes