Sue Farnum inherits a circus, but her dead father's partner is trying to take it away from her. Roy and Bob Nolan are filming a movie on location at the circus. They and a number of other western movie stars come to Sue's aid, putting on a show and catching the bad guys.

• Republic Pictures
• Roy Rogers
• Trigger
• George 'Gabby' Hayes
• Dale Evans
• Adele Mara
• Grant Withers
• Addison Richards
• Roy Barcroft