Bulldog Denny's friend, a scientist named Jules, demonstrates a formula which will turn a subject from savage to peaceful. Bulldog and Jules give it to Frankenstein, who repents his evil ways. During a mission to save the lives of a train-full of people, Frankenstein takes a blow to the head, which undoes the transformation. He kills Jules, who had never recorded the secret formula of his invention.
Frestapo (first appearance; villain); Power Nelson [Gene West]; Lana; Pee Wee (death)
"Boss" Frestapo runs a crooked gambling operation and insurance racket. Pee Wee learns the truth, and leaks it to Gene West, who plans to report on it in his radio broadcast. Pee Wee is murdered as he tries to warn Gene. Gene dons Power Nelson's uniform, and cleans up the band of thieves with Lana's help.