Charlie Chaplin and the Keystone Kops raid the till at the newly opened Gotham movie theater. The culprits turn out to be 'The Riddler' and his gang in disguise. They lead the Dynamic Duo on a crime spree chase from Mother Gatham's Bakery, past the Gotham Library, and into a Temperance Party. At each of these events, the villains are accompanied by German film maker Van Bloheim who captures everything on celluloid.
Robin has been captured by 'The Riddler', leaving Batman fearing his own reaction. Therefore, he asks Commissioner Gordon to accompany him to the Batcave to witness his interrogation of Pauline, The Riddler's moll. All clues eventually lead back to the priceless silent film collection of Mr. Van Jones, to which The Riddler is about to add his own silent masterpiece.
A gunfighter with a hook for a hand blames Slade for his injury and hires a young gun to exact revenge.
Dobie falls for young trapeze artist named Aphrodite Millican.