Horace McMahon

The Detective(1968)

Capt. Tom Farrell

The Swinger(1966)

Detective Sergeant Hooker

Run To Daylight(1964)

Narrator

Never Steal Anything Small(1959)

O.K. Merritt

What Makes Sammy Run?(1959)

Mike Crowley

The Delicate Delinquent(1957)

Capt. Riley

Beau James(1957)

Prosecutor

Blackboard Jungle(1955)

Detective

My Sister Eileen(1955)

Police Officer Lonigan

Texas Lady(1955)

Stringer Winfield

Susan Slept Here(1954)

Sergeant Monty Maizel

Duffy of San Quentin(1954)

Pierson

Abbott and Costello Go to Mars(1953)

Mugsy

Man in the Dark(1953)

Arnie

Champ for a Day(1953)

Sam Benton

Fast Company(1953)

'Two Pair' Buford

Detective Story(1951)

Lt. Monaghan

Waterfront at Midnight(1948)

Hank Bremmer

Joe Palooka in Fighting Mad(1948)

Looie

Timber Queen(1944)

Rodney

Stage Door Canteen(1943)

Horace MacMahon

Dangerous Blondes(1943)

Hoodlum (uncredited)

Good Luck, Mr. Yates(1943)

Truck Driver

Jail House Blues(1942)

Swifty

Come Live with Me(1941)

Taxi Driver

Birth of the Blues(1941)

Wolf

Lady Scarface(1941)

Mullen

The Stork Pays Off(1941)

Ears-to-the-Ground Hinkle

Rookies on Parade(1941)

Tiger Brannigan

Buy Me That Town(1941)

Fingers Flint

The Marines Fly High(1940)

Sgt. Monk O'Hara

I Can't Give You Anything But Love, Baby(1940)

Bugs

Gangs of Chicago(1940)

Cry-Baby

The Leather Pushers(1940)

Slugger Mears

We Who Are Young(1940)

Foreman

My Favorite Wife(1940)

Truck Driver Giving Lift to Ellen (uncredited)

The Golden Fleecing(1940)

Undetermined Secondary Role (uncredited)

Dr. Kildare's Crisis(1940)

Foghorn Murphy

Dr. Kildare Goes Home(1940)

Foghorn Murphy (uncredited)

Dr. Kildare's Strange Case(1940)

J. Harold 'Fog Horn' Murphy

Millionaires in Prison(1940)

Sylvester Odgen 'SOS' Schofield (as Horace MacMahon)

Melody Ranch(1940)

Bud Wildhack

Oh, Johnny, How You Can Love!(1940)

'Lefty' Hodges - Bank Robber

The Ghost Comes Home(1940)

Dave - the Nightclub Manager (uncredited)

The Bride Wore Crutches(1940)

Brains

Sergeant Madden(1939)

Philadelphia

Pirates of the Skies(1939)

Calling Dr. Kildare(1939)

Fog Horn - Taxi Driver (uncredited)

Rose of Washington Square(1939)

Irving

Another Thin Man(1939)

MacFay's Chauffeur (uncredited)

The Gracie Allen Murder Case(1939)

Gus

Bachelor Mother(1939)

Dance Floor Official (uncredited)

That's Right – You're Wrong(1939)

Hood (Uncredited)

She Married a Cop(1939)

Joe Nash

I Was a Convict(1939)

Missouri Smith

Pride of the Navy(1939)

Gloomey Kelly

Laugh It Off(1939)

Phil Ferrranti

Sabotage(1939)

Art Kruger

Big Town Czar(1939)

Punchy

Secrets of a Nurse(1938)

Larry Carson

The Crowd Roars(1938)

Rocky Simpson (uncredited)

Tenth Avenue Kid(1938)

Max Hooker

Federal Man-Hunt(1938)

Snuffy Deegan

Fast Company(1938)

Danny Scolado (as Horace MacMahon)

King of the Newsboys(1938)

Lockjaw

Newsboys' Home(1938)

Bartsch

Wanted by the Police(1938)

Russo's Chief Henchman

When G-Men Step In(1938)

Jennings

Ladies in Distress(1938)

2nd Thug

Broadway Musketeers(1938)

Gurk

Marie Antoinette(1938)

Rabblerouser (uncredited)

Kid Galahad(1937)

Reporter at Press Conference (uncredited)

The Wrong Road(1937)

Blackie Clayton

Navy Blues(1937)

Gateleg

Exclusive(1937)

Beak McArdle

They Gave Him a Gun(1937)

Prison Inmate (uncredited)

Public Wedding(1937)

Reporter

A Girl with Ideas(1937)

Al

The Officer's Mess(1935)

Soldier (uncredited)