Back in his iceberg headquarters, Mr. Freeze persuades the kidnapped Professor Isaacson to build him a thermodynamic ice ray beam. He issues an ultimatum that he will begin freezing the entire country if his demands are not met, then gives a demonstration of his weapon. As the villain works out just what his demands are, Batman and Robin track his seal, Isolde, through an ice-packed Gotham Harbor to locate the villain's hideout. Written by
Did You Know?
In a bit of foreshadowing, Commissioner Gordon asks his secretary to call Barbara Gordon and tell her to take a later plane to Gotham City. Barbara, aka Batgirl, would make her debut in the first episode of the next season. See more
Bless me suspender buttons!
Edited from Batman: The Movie