One Earth Too Many! Following the Wizard and his Secret Society of Super-Villians through the inter-dimensional barrier to Earth-Two, Captain Comet and the Secret Society are suddenly swept by an inter-dimensional energy surge and end up in the Earth-Three dimension.
Their trip weakens the prison security holding the Crime Syndicate of Earth-Three allowing: Power Ring, Super-Woman and Johnny Quick to escape. Landing on Earth-Three Captain Comet is confronted by three members of the Crime Syndicate as the Wizard and his team head on to their maniacal goal. In order to continue their journey to Earth-Two, the Wizard uses the Crime Syndicate members' power items, including Johnny Quick's primary speed enhancement helmet.
The Crime Syndicate are angered at losing their power items to the Secret Society but in the end the Secret Society succeed in using them and leave Comet behind on Earth-Three to battle the 3 enraged Crime Syndicate members.