Rex Allen

as Rex Allen

Koko

as Koko, Rex Allen's Horse (as Koko the Miracle Horse of the Movies)

Buddy Ebsen

as 'Snooper' Trent

Penny Edwards

as Nancy Bonner

Roy Barcroft

as Hank Driscoll

Sarah Padden

as Sarah Wendover

Grant Withers

as Red Bancroft

Arthur Space

as Robert Hatfield