Rex the Dog

The Circus Cyclone

(Rex, Jack's Pal)

The Oregon Trail

(Jerry (the dog))

Three in Exile

(Rex, Art's Dog)

The Wild Girl

(Rex)

The White Outlaw

(Jack's Dog)

The Arizona Kid

(Rex, Bill's dog)

Silent Sheldon

(Rex)

The Silent Guardian

(Rex, Red's Dog)

Pals

(Rex, Bruce's Dog)

The Thunderbolt Strikes

(Dog)

The Call of Courage

(Rex, Steve's Dog)

Sky High Corral

(Rex, Jack's Dog)

The Set-Up

(Rex)

Rustlers' Ranch

(Rex, Lee's Dog)

Perils of the Rail

(Rex)

The Terror

(Rex)

West of the Rainbow's End

(Rex)

The Wild Horse Stampede

(Bunk)

The Man from the West

(Rex)

Hi-Jacking Rustlers

(Dog)

Thunderbolt's Tracks

(Dog)

Set Free

(Rex)

The Western Rover

(Rex)

Code of the Range

The Awakening

(Dog (uncredited))

Bullets and Justice

(Rex - Jim's Dog)

Seeing Things

Where the North Holds Sway

(Rex)