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 25 episodes have been broadcast, most recently in May 2026.
Last episode
Submarine Jim
A fake breaded mascot shatters Jim’s belief system.
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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.
The sub is haunted by the USS Mean Shark - but what is its goal?
Bianca’s past returns, and the sub goes undercover to protect her.
Series 1, Episode 25 - Movie Night
Expected on
Jim captures a human to find out the ending of a movie.