Aquaman (1967)
S01E16 The Brain, The Brave, and The Bold
Episode Overview
The domed city of Atlantis comes under assault from The Brain, who unleashes sonic brain waves to wreak havoc. Aquaman and Aqualad set out to uncover the source of the threat and, with assistance from their aquatic allies, manage to thwart a missile strike. However, once the sonic brain waves are triggered, Aquaman loses his ability to command the fish, granting The Brain the ideal chance to launch a direct attack on him.