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| Title | Year | Status | Character |
|---|
| Overland Riders | 1946 | Henchman |
| Prairie Badmen | 1946 | Steve |
| Ghost of Hidden Valley | 1946 | Henchman Buck |
| Ambush Trail | 1946 | Henchman Ed Blaine (as Bob Cason) |
| The Fighting Guardsman | 1946 | Baptiste (uncredited) |
| Prairie Rustlers | 1945 | Gus (uncredited) |
| Fighting Bill Carson | 1945 | Henchman Joe (as Bob Cason) |
| Flaming Bullets | 1945 | Henchman Jim (uncredited) |
| Border Badmen | 1945 | Henchman (uncredited) |
| Rustlers' Hideout | 1945 | Charley Green (uncredited) |
| Stagecoach Outlaws | 1945 | Henchman Joe (as Bob Cason) |
| Flame of the West | 1945 | Slim (uncredited) |
| Gangster's Den | 1945 | Burke - Black's Henchman (uncredited) |
| Both Barrels Blazing | 1945 | Henhcman Shad (uncredited) |
| Counter-Attack | 1945 | Paratrooper (uncredited) |
| Shadows of Death | 1945 | Butch - Henchman (as Bob Cason) |
| Gun Smoke | 1945 | Henchman Red (as Bob Cason) |
| His Brother's Ghost | 1945 | Jarrett (as Bob Cason) |
| Lightning Raiders | 1945 | Henchman Gordon (uncredited) |
| Oath of Vengeance | 1944 | Bart - Wounded Henchman (uncredited) |
| Harmony Trail | 1944 | Townsman (uncredited) |
| Ghost Guns | 1944 | Henchman Bart (as Bob Cason) |
| Zorro's Black Whip | 1944 | Henchman (uncredited) |
| Wild Horse Phantom | 1944 | Lucas - Henchman (as Bob Cason) |
| Land of the Outlaws | 1944 | Henchman Lefty (uncredited) |
| Brand of the Devil | 1944 | Deputy / Henchman Ed (uncredited) |
| Marked Trails | 1944 | Henchman Chuck (uncredited) |
| Raiders of Ghost City | 1944 | Barfly (uncredited) |
| Mr. Winkle Goes to War | 1944 | Soldier at USO Dance (uncredited) |
| The Hairy Ape | 1944 | Bar Patron-Brawler (uncredited) |
| Fuzzy Settles Down | 1944 | Red Rock Townsman (uncredited) |
| Sonora Stagecoach | 1944 | Gunman #3 (uncredited) |
| Spook Town | 1944 | Henchman Breed (uncredited) |
| The Contender | 1944 | The Koko Kid (uncredited) |
| Valley of Vengeance | 1944 | Henchman (uncredited) |
| Follow the Boys | 1944 | Soldier Listening to Radio (uncredited) |
| Frontier Outlaws | 1944 | Rancher (uncredited) |
| The Vigilantes Ride | 1943 | Henchman (uncredited) |
| Murder on the Waterfront | 1943 | Sailor Greeting Bus (uncredited) |
| Taxi, Mister | 1943 | Ballplayer in Donnybrook (uncredited) |
| Border Patrol | 1943 | Miner (uncredited) |
| Lost Canyon | 1942 | Henchman (uncredited) |
| The Valley of Vanishing Men | 1942 | Miner (uncredited) |
| Shadows on the Sage | 1942 | Cowhand (uncredited) |
| Bad Men of the Hills | 1942 | Henchman (uncredited) |
| Westward Ho | 1942 | Cowboy (uncredited) |
| Down Rio Grande Way | 1942 | Red (uncredited) |
| Rio Rita | 1942 | Ranger (uncredited) |
| Raiders of the Range | 1942 | Posse Rider (uncredited) |
| Raiders of the West | 1942 | Gene - First Auction Wiseguy (uncredited) |
| The Lone Star Vigilantes | 1942 | Henchman Soldier (uncredited) |
| Riders of the Badlands | 1941 | Ranger (uncredited) |
| Go West, Young Lady | 1941 | Barfly (uncredited) |
| Death Valley Outlaws | 1941 | Vigilante (uncredited) |
| You'll Never Get Rich | 1941 | Soldier (uncredited) |
| The Apache Kid | 1941 | Deputy Tom (uncredited) |
| Badlands of Dakota | 1941 | Townsman (uncredited) |
| Fugitive Valley | 1941 | Whip Rider (uncredited) |
| Buck Privates | 1941 | Fighter (uncredited) |
| Lawman | 1958-1961 | TV Series | Brad Oliver / Pross Cates / Second Ranchhand |
| Wagon Train | 1961 | TV Series | Jeff |
| Bat Masterson | 1961 | TV Series | Stagecoach Driver |
| Sugarfoot | 1960-1961 | TV Series | Chad / Henchman |
| Cheyenne | 1959-1961 | TV Series | Townsman / Decker |
| Bronco | 1959-1961 | TV Series | Stage Attendant / McBride / Frank Hagar |
| Two Faces West | 1961 | TV Series | Wilkes Man |
| The Untouchables | 1961 | TV Series | Left-Handed Gunman Shooting Marcus |
| Rawhide | 1960 | TV Series | Charlie |
| Cimarron | 1960 | Suggs (uncredited) |
| Laramie | 1959-1960 | TV Series | Barfly / Mark Howard |
| Maverick | 1960 | TV Series | Clay |
| Colt .45 | 1957-1960 | TV Series | Trell / Hank Reeves |
| The Deputy | 1960 | TV Series | Bart Wilson |
| Shotgun Slade | 1960 | TV Series | Luke Crowell |
| Riverboat | 1959 | TV Series | Gang Member in Cabin |
| The Texan | 1959 | TV Series | Kohl / Second Man |
| Tombstone Territory | 1957-1959 | TV Series | Stage Driver / Lank Strayhorn |
| The Man from Blackhawk | 1959 | TV Series | Poke |
| The Life and Legend of Wyatt Earp | 1956-1959 | TV Series | McMasters / Loy Grogan / Smiley Dunbar / ... |
| The Restless Gun | 1957-1959 | TV Series | Rancher / Todd Cotterman / Waller |
| Gunmen from Laredo | 1959 | Bob Sutton (uncredited) |
| The Rough Riders | 1958 | TV Series | Henchman |
| Jefferson Drum | 1958 | TV Series | Driver |
| Gunman's Walk | 1958 | Wrangler (uncredited) |
| Screaming Mimi | 1958 | Herb (uncredited) |
| Snowfire | 1958 | Buff Stoner (as John Cason) |
| Sky King | 1952-1958 | TV Series | Bull Harrison / Fred Clay / Dave / ... |
| Cowboy | 1958 | Trailhand (uncredited) |
| Tales of Wells Fargo | 1957-1958 | TV Series | Brady / Bart Kellam |
| Mackenzie's Raiders | 1958 | TV Series | Private Benedict |
| The Hard Man | 1957 | Henchman with Eye Patch (uncredited) |
| Tales of the Texas Rangers | 1955-1957 | TV Series | Red Adams / Fulton / Bill |
| Don't Go Near the Water | 1957 | Seabee Metkoff (uncredited) |
| The Sheriff of Cochise | 1957 | TV Series | Left-Handed Craps Player / Cowboy |
| Whirlybirds | 1957 | TV Series | Sid / Longly |
| 3:10 to Yuma | 1957 | Wade Henchman (uncredited) |
| The Adventures of Rin Tin Tin | 1954-1957 | TV Series | Ed / B.J. / Maddick |
| Circus Boy | 1957 | TV Series | Henchman |
| The Iron Sheriff | 1957 | Irate Townsman at Trial (uncredited) |
| The Phantom Stagecoach | 1957 | Henry Fox (uncredited) |
| The Lone Ranger | 1949-1957 | TV Series | Luke / Sam Donnell / Hacker / ... |
| The Storm Rider | 1957 | Jasper (uncredited) |
| Fury | 1955-1957 | TV Series | Chris |
| The Roy Rogers Show | 1953-1957 | TV Series | Bull Hurley / Henchman / Lou Conroy / ... |
| The Ford Television Theatre | 1953-1956 | TV Series | Outlaw / Willy |
| Naked Gun | 1956 | scenes deleted |
| Death Valley Days | 1955-1956 | TV Series | Ford / Killer Burke / Benton |
| He Laughed Last | 1956 | Big Dan's Hood (uncredited) |
| Jubal | 1956 | Ranch Owner (uncredited) |
| Blackjack Ketchum, Desperado | 1956 | Spade - Henchman (uncredited) |
| Over-Exposed | 1956 | Studio Thug (uncredited) |
| The Adventures of Champion | 1956 | TV Series | Cole / Burke |
| Judge Roy Bean | 1956 | TV Series | Beeman / Henchman Dave / Jason Hart / ... |
| A Lawless Street | 1955 | Dean Ranch Hand (uncredited) |
| The Last Frontier | 1955 | First Sentry (uncredited) |
| Top Gun | 1955 | Ben - Henchman (uncredited) |
| The Gene Autry Show | 1950-1955 | TV Series | Charlie / Bob / Big Street Brawler / ... |
| Count Three and Pray | 1955 | Charlie Vancouver (uncredited) |
| Tennessee's Partner | 1955 | Townsman (uncredited) |
| Adventures of Wild Bill Hickok | 1952-1955 | TV Series | Henchman Gillis / Jess |
| Commando Cody: Sky Marshal of the Universe | 1955 | TV Series | Henchman |
| King of the Carnival | 1955 | Henchman (uncredited) |
| Annie Oakley | 1954-1955 | TV Series | Frank Southern / Jim Bolton / Emmett |
| Wyoming Renegades | 1955 | O.C. Hanks (as John Cason) |
| Treasure of Ruby Hills | 1955 | Payne Henchman (uncredited) |
| The Cisco Kid | 1951-1954 | TV Series | Henchman / Henchman Frank / Henchman Cavvy / ... |
| Cattle Queen of Montana | 1954 | uncredited |
| Captain Midnight | 1954 | TV Series | Brady |
| The Law vs. Billy the Kid | 1954 | Posse Member (uncredited) |
| Saskatchewan | 1954 | Cook (uncredited) |
| The Boy from Oklahoma | 1954 | Henchman (uncredited) |
| Stories of the Century | 1954 | TV Series | Joe |
| Schlitz Playhouse | 1954 | TV Series |
| Red River Shore | 1953 | Henchman Joe (as John Cason) |
| Gun Fury | 1953 | Westy (uncredited) |
| Thunder Over the Plains | 1953 | Kehoe, Westman Henchman (uncredited) |
| From Here to Eternity | 1953 | Cpl. Paluso (uncredited) |
| Cowboy G-Men | 1952-1953 | TV Series | Al Tetlow, Mine guard / Chuck, Dixie's Bartender / Sergeant Talbot / ... |
| The Lost Planet | 1953 | Hopper (as John Cason) |
| Savage Frontier | 1953 | Henchman Buck Matson (as John Cason) |
| Jungle Drums of Africa | 1953 | Regas (as John Cason) |
| The Adventures of Kit Carson | 1951-1953 | TV Series | Wagon driver Morris / Morgan / Porter / ... |
| Son of Geronimo: Apache Avenger | 1952 | Smoky (ch's 10-12) (uncredited) |
| Voodoo Tiger | 1952 | Jerry Masters (uncredited) |
| Hopalong Cassidy | 1952 | TV Series | Henchman |
| Wagon Team | 1952 | Henchman Slim (as John Cason) |
| Hellgate | 1952 | Prison Guard (uncredited) |
| The Kid from Broken Gun | 1952 | Chuck (uncredited) |
| Black Hills Ambush | 1952 | Henchman Jake (as John Cason) |
| The Unexpected | 1952 | TV Series |
| The Hawk of Wild River | 1952 | Duke - Henchman (uncredited) |
| The Black Lash | 1952 | Henchman Cord (as John Cason) |
| Westward the Women | 1951 | Margaret's Awaiting Groom (uncredited) |
| The Thundering Trail | 1951 | Henchman Conway (as John Cason) |
| The Texas Rangers | 1951 | Guard on Train (uncredited) |
| Fun on the Run | 1951 | Short | Jealous Boyfriend (as Bob Cason) |
| Don Daredevil Rides Again | 1951 | Henchman Hagen (as John Cason) |
| Wanted: Dead or Alive | 1951 | Henchman (uncredited) |
| Fort Savage Raiders | 1951 | Henchman Gus (as John Cason) |
| Prairie Roundup | 1951 | Barton (uncredited) |
| The Range Rider | 1951 | TV Series | Henchman |
| A Snitch in Time | 1950 | Short | Louie (uncredited) |
| Stage to Tucson | 1950 | Henchman (uncredited) |
| Rustlers on Horseback | 1950 | Henchman Murray (as John Cason) |
| Wyoming Mail | 1950 | Red Monte (uncredited) |
| Redwood Forest Trail | 1950 | Henchman Curley (as John Cason) |
| Streets of Ghost Town | 1950 | John Wicks (uncredited) |
| Desperadoes of the West | 1950 | Casey [Chs. 1, 8, 11, 12] (as John Cason) |
| Fast on the Draw | 1950 | Tex (as John Cason) |
| West of the Brazos | 1950 | The Cyclone Kid (as John Cason) |
| Colorado Ranger | 1950 | Loco Joe (as John Cason) |
| Crooked River | 1950 | Kent (as John Cason) |
| Marshal of Heldorado | 1950 | Jake Tulliver (as John Cason) |
| Comanche Territory | 1950 | Newcomer at Shindig (uncredited) |
| Hostile Country | 1950 | Ed Brady (as John Cason) |
| Punchy Cowpunchers | 1950 | Short | Black Jack (uncredited) |
| The Traveling Saleswoman | 1950 | Fred (as John Cason) |
| Range Land | 1949 | Henchman Rocky Rand (as John Cason) |
| Red Desert | 1949 | Bob Horn - Henchman (as John Cason) |
| Tough Assignment | 1949 | Joe (as John Cason) |
| Feudin' Rhythm | 1949 | Pete (uncredited) |
| Ringside | 1949 | Tiger Johnson (as John Cason) |
| The Blazing Trail | 1949 | Patterson Henchman (uncredited) |
| Laramie | 1949 | Henchman (uncredited) |
| Rimfire | 1949 | Blazer (as John Cason) |
| Challenge of the Range | 1949 | Henchman Henley (uncredited) |
| The Big Sombrero | 1949 | Henchman Stacy (uncredited) |
| Belle Starr's Daughter | 1948 | Kiowa Posseman (as John Cason) |
| Mark of the Lash | 1948 | Hechnman Colt Jackson (as John Cason) |
| Dead Man's Gold | 1948 | Henchman Matt Conway (as John Cason) |
| Sunset Carson Rides Again | 1948 | Sam Webster (as Bob Cason) |
| Trail to Laredo | 1948 | Blaze - Henchman (uncredited) |
| The Gallant Legion | 1948 | Sprauge (uncredited) |
| Relentless | 1948 | Deputy Posse Member (uncredited) |
| The Wreck of the Hesperus | 1948 | Thug (uncredited) |
| Six-Gun Law | 1948 | Ben - Henchman (uncredited) |
| Cheyenne Takes Over | 1947 | Barfly (uncredited) |
| Her Husband's Affairs | 1947 | Heckler (uncredited) |
| The Last Round-up | 1947 | Henchman Carter (uncredited) |
| Prairie Raiders | 1947 | Henchman Cinco (uncredited) |
| Range Beyond the Blue | 1947 | Henchman (uncredited) |
| The Lone Hand Texan | 1947 | Henchman (uncredited) |
| Over the Santa Fe Trail | 1947 | Henchman (uncredited) |
| South of the Chisholm Trail | 1947 | Fight Spectator (uncredited) |
| Outlaw of the Plains | 1946 | Henchman Joe Dayton (uncredited) |