| Title | Year | Status | Character |
|---|
| Philip Marlowe | 1959 | TV Series | Fennedy |
| The 30 Foot Bride of Candy Rock | 1959 | | Magruder |
| Anatomy of a Murder | 1959 | | Clarence Madigan |
| The Seven Little Foys | 1955 | | Stage Doorman in 1898 Chicago (uncredited) |
| Duffy's Tavern | 1954 | TV Series | Charley |
| It Happens Every Thursday | 1953 | | Matthew |
| The Jazz Singer | 1952 | | Mr. Demming, Photographer (uncredited) |
| On Dangerous Ground | 1951 | | Doc Hyman (uncredited) |
| Sideshow | 1950 | | Johnny |
| Operation Haylift | 1950 | | Ed North |
| The Great Rupert | 1950 | | Joe Mahoney |
| The Inspector General | 1949 | | Turnkey (uncredited) |
| Prejudice | 1949 | | Young Joe |
| Tulsa | 1949 | | Homer Triplette |
| Knock on Any Door | 1949 | | Kid Fingers Carnahan (uncredited) |
| Hazard | 1948 | | Mr. Tilson (uncredited) |
| Smart Woman | 1948 | | Miller (uncredited) |
| Mourning Becomes Electra | 1947 | | Abner Small |
| The Hucksters | 1947 | | Blake - Blue Penguin Inn Proprietor |
| The Trouble with Women | 1947 | | Mr. Pooler (uncredited) |
| Seven Keys to Baldpate | 1947 | | Pete the Hermit |
| Dick Tracy's Dilemma | 1947 | | Sightless |
| The Sin of Harold Diddlebock | 1947 | | Wormy |
| It's a Joke, Son! | 1947 | | Senator Alexander P. Leeds |
| Cross My Heart | 1946 | | Jury Foreman (uncredited) |
| Rolling Home | 1946 | | Grandpa Crawford (as James Conlin) |
| Blue Skies | 1946 | | Jeffrey - Valet (uncredited) |
| Two Sisters from Boston | 1946 | | Grandpa Chandler (uncredited) |
| Whistle Stop | 1946 | | Al - the Barber |
| An Angel Comes to Brooklyn | 1945 | | Cornelius Terwilliger |
| Fallen Angel | 1945 | | Walton Hotel Clerk (uncredited) |
| What, No Cigarettes? | 1945 | Short | Uncle Wilbur |
| Penthouse Rhythm | 1945 | | Justice of the Peace (uncredited) |
| Don Juan Quilligan | 1945 | | Marriage Bureau Clerk (uncredited) |
| Honeymoon Ahead | 1945 | | Grant (uncredited) |
| G.I. Honeymoon | 1945 | | Telegram Messenger (uncredited) |
| It's a Pleasure | 1945 | | Messenger (uncredited) |
| The Picture of Dorian Gray | 1945 | | Pub Pianist (uncredited) |
| Bring on the Girls | 1945 | | Justice of the Peace (uncredited) |
| The Town Went Wild | 1944 | | Lemuel Jones, Justice of the Peace |
| Army Wives | 1944 | | Stan |
| Lost in a Harem | 1944 | | Arab Follower (uncredited) |
| The Great Moment | 1944 | | Mr. Burnett, Pharmacist (uncredited) |
| Hail the Conquering Hero | 1944 | | Judge Dennis |
| Summer Storm | 1944 | | Man Mailing Letter (uncredited) |
| Man from Frisco | 1944 | | Mayor's Secretary (uncredited) |
| Gambler's Choice | 1944 | | Nicky (uncredited) |
| And the Angels Sing | 1944 | | Messenger (uncredited) |
| It Happened Tomorrow | 1944 | | Man at Boardinghouse (uncredited) |
| The Miracle of Morgan's Creek | 1944 | | Mayor (uncredited) |
| Ali Baba and the Forty Thieves | 1944 | | Little Thief |
| Old Acquaintance | 1943 | | Frank - Photographer (uncredited) |
| Swing Shift Maisie | 1943 | | Man at Meeting (uncredited) |
| This Is the Army | 1943 | | Stage Doorman (uncredited) |
| Petticoat Larceny | 1943 | | Jitters |
| Dixie | 1943 | | Publisher (uncredited) |
| Hitler's Madman | 1943 | | Dvorak - the Shopkeeper |
| Jitterbugs | 1943 | | Barker for Bearded Lady (uncredited) |
| Taxi, Mister | 1943 | | Cassidy, Disgruntled ex-Ballplayer |
| Slightly Dangerous | 1943 | | Bartender at Opera (uncredited) |
| Calaboose | 1943 | | Charlie the Drunk (uncredited) |
| Ice-Capades Revue | 1942 | | Biddle (uncredited) |
| Madame Spy | 1942 | | Winston |
| The Palm Beach Story | 1942 | | Mr. Asweld |
| The Forest Rangers | 1942 | | Otto Hanson |
| The Man in the Trunk | 1942 | | Debt Collector (uncredited) |
| Are Husbands Necessary? | 1942 | | Mover (uncredited) |
| Private Buckaroo | 1942 | | Uncle (uncredited) |
| Broadway | 1942 | | Newsman (uncredited) |
| The Remarkable Andrew | 1942 | | Private Henry Bartholomew Smith |
| The Lady Is Willing | 1942 | | Bum (uncredited) |
| Obliging Young Lady | 1942 | | Mr. McIntyre - Linda's Neighbor (uncredited) |
| Call Out the Marines | 1942 | | Little Man (uncredited) |
| Woman of the Year | 1942 | | Reporter at Bar (uncredited) |
| Sullivan's Travels | 1941 | | Trusty |
| Look Who's Laughing | 1941 | | Brush Salesman (uncredited) |
| New York Town | 1941 | | Burt the Newsman (uncredited) |
| The Gay Falcon | 1941 | | Bartender at Party (uncredited) |
| Man at Large | 1941 | | Stuttering Tenant (uncredited) |
| Unexpected Uncle | 1941 | | Muriel's Husband, Kerrigan employee (uncredited) |
| Out of the Fog | 1941 | | Card Game Kibitzer (uncredited) |
| Hurry, Charlie, Hurry | 1941 | | Murphy, the Handyman (uncredited) |
| A Shot in the Dark | 1941 | | Hotel Desk Clerk (uncredited) |
| Footlight Fever | 1941 | | First Furniture Mover (uncredited) |
| The Lady Eve | 1941 | | Third Steward (uncredited) |
| Ridin' on a Rainbow | 1941 | | Joe |
| Let's Make Music | 1941 | | Jim, the Pianist (uncredited) |
| Second Chorus | 1940 | | Mr. Dunn (as Jimmy Conlon) |
| Christmas in July | 1940 | | Arbuster (uncredited) |
| So You Won't Talk | 1940 | | Stagehand (uncredited) |
| Angels Over Broadway | 1940 | | Pawn Shop Proprietor (uncredited) |
| Charlie Chan at the Wax Museum | 1940 | | Barker (uncredited) |
| The Great McGinty | 1940 | | The Lookout |
| Wagons Westward | 1940 | | Jake the Storekeeper (uncredited) |
| Florian | 1940 | | Stock Guard (uncredited) |
| The Way of All Flesh | 1940 | | Second Hobo (uncredited) |
| Edison, the Man | 1940 | | Waiter (uncredited) |
| Two Girls on Broadway | 1940 | | Poem Vendor (uncredited) |
| King of the Lumberjacks | 1940 | | Jimmy, the Piano Player (uncredited) |
| 3 Cheers for the Irish | 1940 | | Riley - Party Guest (uncredited) |
| Honeymoon Deferred | 1940 | | Detective (uncredited) |
| My Little Chickadee | 1940 | | Squawk Mulligan - Bartender (uncredited) |
| Calling Philo Vance | 1940 | | Dr. Doremus - Coroner (as Jimmy Conlon) |
| The Amazing Mr. Williams | 1939 | | Master of Ceremonies (uncredited) |
| $1000 a Touchdown | 1939 | | Sheriff (uncredited) |
| No Place to Go | 1939 | | Rivers (as James Conlon) |
| Naughty But Nice | 1939 | | Pedestrian (scenes deleted) |
| Torchy Runs for Mayor | 1939 | | Coroner (uncredited) |
| Nancy Drew... Reporter | 1939 | | Newspaper Morgue-Keeper (uncredited) |
| Idiot's Delight | 1939 | | Stagehand (uncredited) |
| Sweethearts | 1938 | | Properties Man (uncredited) |
| Comet Over Broadway | 1938 | | Burlesque Comic (uncredited) |
| The Shining Hour | 1938 | | Man Shaving on Plane (uncredited) |
| Hard to Get | 1938 | | Dour Diner (uncredited) |
| Broadway Musketeers | 1938 | | Mr. Hobart Skinner (as James Conlon) |
| Smashing the Rackets | 1938 | | Witness (uncredited) |
| Prison Farm | 1938 | | Dave, the Grocer (uncredited) |
| Cocoanut Grove | 1938 | | Motel Proprietor (uncredited) |
| Torchy Blane in Panama | 1938 | | Botkin (as James Conlon) |
| Over the Wall | 1938 | | Davis' Handler (uncredited) |
| He Couldn't Say No | 1938 | | Ambulance Driver (uncredited) |
| The Big Broadcast of 1938 | 1938 | | 1st Reporter (uncredited) |
| Blondes at Work | 1938 | | Coroner (uncredited) |
| Crashing Hollywood | 1938 | | Crisby (as James Conlin) |
| Mannequin | 1937 | | Elevator Operator (uncredited) |
| The Adventurous Blonde | 1937 | | Dr. Bolger (as James Conlon) |
| Living on Love | 1937 | | Man with Monkey (uncredited) |
| Mountain Music | 1937 | | Medicine Show Shill (uncredited) |
| Captains Courageous | 1937 | | Martin (uncredited) |
| The Man Who Found Himself | 1937 | | Nosey Watson |
| Find the Witness | 1937 | | Swifty Mullins (uncredited) |
| Arizona Mahoney | 1936 | | Man in Hay Bill Gag (uncredited) |
| The Accusing Finger | 1936 | | Bill Poster (uncredited) |
| Rose Bowl | 1936 | | Browning Hills (as James Conlin) |
| And Sudden Death | 1936 | | Mr. Tweets |
| Rose-Marie | 1936 | | Joe - Piano Player (uncredited) |
| The Bride Comes Home | 1935 | | Len Noble (as James Conlin) |
| 365 Nights in Hollywood | 1934 | | Heeber, Student Actor (uncredited) |
| She Learned About Sailors | 1934 | | Irate Neighbor (uncredited) |
| City Limits | 1934 | | Nap (as James Conlin) |
| Cross Country Cruise | 1934 | | Sid (as James Conlin) |
| Advice to the Lovelorn | 1933 | | California Booster (uncredited) |
| Myrt and Marge | 1933 | | Comedian in Show (uncredited) |
| The Bowery | 1933 | | Enlistee (uncredited) |
| Footlight Parade | 1933 | | Uncle in 'Honeymoon Hotel' (uncredited) |
| The Last Trail | 1933 | | Jimmy, Train Passenger (uncredited) |
| College Humor | 1933 | | Dr. Mandel |
| Grand Slam | 1933 | | Oscar Smelt (uncredited) |
| A Tight Squeeze | 1930 | Short | |
| Zip! Boom! Bang! | 1929 | Short | |
| The Gladiator | 1928 | Short | The Husband |
$500,000
