John L. Cason was born on July 30, 1918 in Valley View, Texas, USA as John Lacy Cason. He is known for his work on The Adventures of Kit Carson (1951), Snowfire (1958) andJungle Drums of Africa (1953). He died on July 7, 1961 in Santa Barbara, California, USA. Cason and a friend, Charlie Lentz, were driving in Lentz's car on a raccoon-hunting trip when the car went off the road near Buellton, California. Cason was killed instantly and his friend died two days later.
| Movie | Cimarron | Suggs (uncredited) | 1960-12-01 |
| Movie | Gunmen from Laredo | 1959-03-01 | |
| Movie | Cowboy | Trail Hand (uncredited) | 1958-01-23 |
| Movie | Snowfire | Buff Stoner | 1958-05-18 |
| Movie | 3:10 to Yuma | Wade Henchman (uncredited) | 1957-08-07 |
| Movie | The Hard Man | Henchman with Eye Patch (uncredited) | 1957-12-01 |
| Movie | Count Three and Pray | 1955-10-01 | |
| Movie | The Last Frontier | First Sentry (uncredited) | 1955-12-07 |
| Movie | A Lawless Street | Dean Ranch Hand (uncredited) | 1955-11-15 |
| Movie | Wyoming Renegades | O.C. Hanks | 1954-03-27 |
| Movie | Cattle Queen of Montana | Henchman (uncredited) | 1954-11-18 |
| Movie | The Lost Planet | Hopper | 1953-06-04 |
| Movie | From Here to Eternity | Cpl. Paluso (uncredited) | 1953-08-28 |
| Movie | Jungle Drums of Africa | Regas | 1953-01-21 |
| Movie | Savage Frontier | Buck Matson | 1953-05-15 |
| Movie | Gun Fury | 1953-10-09 | |
| Movie | Thunder Over the Plains | Kehoe (uncredited) | 1953-10-27 |
| Movie | Red River Shore | Joe | 1953-12-15 |
| Movie | Black Hills Ambush | Jake | 1952-05-20 |
| Movie | The Hawk of Wild River | Duke/Henchman | 1952-02-28 |
| Movie | High Noon | Barfly (uncredited) | 1952-06-09 |
| Movie | The Black Lash | Henchman Cord (as John Cason) | 1952-01-02 |
| Movie | Son of Geronimo | Smoky (ch's 10-12) (uncredited) | 1952-11-06 |
| Movie | Wagon Team | Henchman Slim | 1952-09-29 |
| Movie | Hellgate | Guard (uncredited) | 1952-09-04 |
| Movie | Don Daredevil Rides Again | Henchman Hagen (as John Cason) | 1951-04-10 |
| Movie | The Texas Rangers | 1951-06-03 | |
| Movie | The Thundering Trail | Henchman Conway | 1951-07-02 |
| Movie | Westward the Women | Margaret's Awaiting Groom (uncredited) | 1951-12-16 |
| Movie | Colorado Ranger | Loco Joe | 1950-05-12 |
| Movie | West of the Brazos | The Cyclone Kid | 1950-06-02 |
| Movie | Marshal of Heldorado | Jake Tulliver | 1950-04-21 |
| Movie | Hostile Country | Ed Brady | 1950-03-24 |
| Movie | Crooked River | Kent | 1950-06-09 |
| Movie | Comanche Territory | Newcomer at Shindig (uncredited) | 1950-05-01 |
| Movie | A Snitch in Time | Louie (uncredited) | 1950-12-07 |
| Movie | Fast on the Draw | Tex | 1950-06-30 |
| Movie | Redwood Forest Trail | Curley | 1950-09-18 |
| Movie | Rustlers on Horseback | Henchman Murray | 1950-10-23 |
| Movie | Streets of Ghost Town | 1950-08-03 | |
| Movie | Desperadoes of the West | Casey [Chs. 1, 8, 11, 12] | 1950-08-02 |
| Movie | Challenge of the Range | Henchman Henley (uncredited) | 1949-04-02 |
| Movie | Rimfire | Blazer | 1949-03-25 |
| Movie | Laramie | Henchman (uncredited) | 1949-05-19 |
| Movie | Ringside | Tiger Johnson | 1949-07-14 |
| Movie | Range Land | Henchman Rocky Rand (as John Cason) | 1949-12-24 |
| Movie | Red Desert | Bob Horn | 1949-12-17 |
| Movie | Tough Assignment | Joe | 1949-11-15 |
| Series | The Lone Ranger | Shorty | 1949-09-15 |
| Movie | The Gallant Legion | Sprauge | 1948-05-24 |
| Movie | Dead Man's Gold | Matt Conway | 1948-09-09 |
| Movie | Mark of the Lash | Colt Jackson | 1948-10-15 |
| Movie | Belle Starr's Daughter | Kiowa Posseman | 1948-11-13 |
| Movie | Sunset Carson Rides Again | Sam Webster | 1948-09-10 |
| Movie | The Lone Hand Texan | Henchman (uncredited) | 1947-03-06 |
| Movie | Larceny in Her Heart | Club Bouncer | 1946-05-20 |
| Movie | Ambush Trail | Henchman Ed Blaine | 1946-02-17 |
| Movie | Prairie Badmen | Steve | 1946-07-16 |
| Movie | Ghost Of Hidden Valley | Buck | 1946-06-04 |
| Movie | Overland Riders | Henchman | 1946-08-21 |
| Movie | Gun Smoke | Henchman Red | 1945-02-16 |
| Movie | His Brother's Ghost | Henchman Jarrett | 1945-02-03 |
| Movie | Shadows of Death | Butch | 1945-04-19 |
| Movie | Flaming Bullets | Henchman Jim (uncredited) | 1945-10-14 |
| Movie | Fighting Bill Carson | Joe | 1945-10-31 |
| Movie | Stagecoach Outlaws | Joe | 1945-08-17 |
| Movie | Wild Horse Phantom | Lucas | 1944-10-28 |
| Movie | Ghost Guns | Henchman Bart | 1944-11-17 |
| Movie | Border Patrol | Miner | 1943-04-02 |
| Movie | Rio Rita | Ranger (uncredited) | 1942-03-11 |
| Movie | The Lone Star Vigilantes | Henchman Soldier (uncredited) | 1942-01-01 |
| Movie | Valley of the Sun | Officer at Court Martial (uncredited) | 1942-02-06 |
| Movie | Down Rio Grande Way | Red | 1942-04-23 |
| Movie | Lost Canyon | Henchman | 1942-12-18 |
| Movie | Buck Privates | Fighter (uncredited) | 1941-01-31 |
| Movie | Fugitive Valley | Whip Rider (uncredited) | 1941-07-30 |
| Movie | Go West, Young Lady | Barfly | 1941-11-27 |
| Movie | Badlands of Dakota | Townsman | 1941-09-15 |