Submarine Jim
Submarine Jim is a TV show on CBBC. Young dolphin Jim is tasked with steering the world’s first submarine on wheels. The program has been available since 2026. A total of 26 episodes have been broadcast, most recently in May 2026.
Last episode
Submarine Jim
Jim tries to act more grown-up to avoid a mutiny over the menu.
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Jim feels left out when the sardines throw a party to which he is not invited.
Jim dives into Cyril’s bold plan to get a red sauce that humans use.
Jim sets out to rescue sardines lost during a newspaper run.
Jim goes for a game of ping-pong, but his crew barely notice.
A jar of pickles contaminates the submarine, causing chaos.
Jim has to let Yannick go, but his charm makes it impossible.
Jim learns the fortune teller is actually Cyril in disguise.
