Movies of Herman Hack and Dave O'Brien together
Herman Hack and Dave O'Brien have starred in 24 movies together. Their first film was Gun Packer in 1938. The most recent movie that Herman Hack and Dave O'Brien starred together was Three in the Saddle in 1945.

1938

Gun Packer
1938

Law of the Texan
1938

The Secret of Treasure Island
The Secret of Treasure Island
Herman Hack
Starred as Guard
Dave O'Brien
Starred as Det. Jameson [Chs. 4-7]
1938

The Utah Trail
1938

Whirlwind Horseman
1939

New Frontier
1939

Rollin' Westward
1939

Texas Wildcats
1939

The Arizona Kid
1939

The Fighting Renegade
1940

Gun Code
1940

Phantom Rancher
1941

Billy the Kid in Santa Fe
1941

Forbidden Trails
1941

The Texas Marshal
1942

Law and Order
1942

Sheriff of Sage Valley
1943

Boss of Rawhide
1943

The Return of the Rangers
The Return of the Rangers
Herman Hack
Starred as Courtroom Spectator
Dave O'Brien
Starred as Texas Ranger Tex Wyatt
1943

West of Texas
1944

Gangsters of the Frontier
1944

The Pinto Bandit
1945

Marked for Murder
1945

Three in the Saddle
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