Henry Armstrong

After losing heavyweight contender Al Costa to mob boss Florini fight promoter Knobby Walsh recruits small town boy Joe Palooka to take his place. First in the series.

Unable to sign boxer Joe Louis to movie contract, Republic Pictures had to make do with the losers of Louis' heavyweight championship bouts. One of these was Billy Conn, who after being knocked out by Louis in the 13th round awakened to star in the Republic programmer The Pittsburgh Kid. The story finds clean-limned pugilist Conn (playing himself) being managed by pretty Patricia Mallory.

Henry Jackson, known as Little Dynamite, is a Golden Gloves champion, who agrees to turn professional when approached by fight manager Ed Watson, despite the opposition raised by his father and Fanny Singleton, his sweetheart.