Morgan (Frank Shannon) pays off Randy (Smith Ballew) and Barry (Stanley Fields) with a promissory note to be collected at the Blake ranch. They arrive to find Mrs. Blake (Ruth Robinson) sick and without any money, her back taxes due, her ranch hands departed, and her son in need of an operation. With Randy attracted to Janet (Cecilia Parker) and Barry hoping to help Danny (Wally Albright), the two decide to stay.

One day, the three self-described Teen Angels, Brenda (brunette), Dee Dee (African-American) and Taffy (blond) found a caveman encased within a prehistoric block of glacial ice, and they set him free. Turns out, their newfound companion came in handy when they needed muscle while solving mysteries.