Harry Keller was an American film editor, producer, and director known for his work in Westerns and action films. Born in Los Angeles, he began his career as a film editor in the 1930s, working on numerous projects before transitioning to directing in the 1950s. Keller directed films such as The Unguarded Moment (1956) and Quantez (1957). In 1958, he was tasked by Universal Pictures with directing re-shoots and additional scenes for Orson Welles's film Touch of Evil. Keller's contributions to the film industry spanned several decades, showcasing his versatility and dedication to filmmaking.

I Captured the King of the Leprechauns

Texas John Slaughter: Geronimo's Revenge

In Enemy Country

National Velvet

Day of the Badman

The Swamp Fox

Letter to Loretta

The Unguarded Moment

The Brass Bottle

Fort Dodge Stampede

Dick Powell's Zane Grey Theatre

Tammy Tell Me True

Six Black Horses

Voice in the Mirror

Tarnished

Seven Ways from Sundown

Man Afraid

The Blonde Bandit

The Female Animal

Quantez

Step Down to Terror

Marshal of Cedar Rock

Bandits of the West

The Dick Powell Show

Rose of Cimarron

Tammy and the Doctor

Red River Shore

El Paso Stampede

Cannonball

Texas John Slaughter

Commando Cody: Sky Marshal of the Universe

Black Hills Ambush

Thundering Caravans

Phantom Stallion

Savage Frontier

Desert of Lost Men

Leadville Gunslinger

Gundown at Sandoval

Stampede at Bitter Creek