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Submarine Jim Series 1 Episodes

  1. Tomorrow 16:35
    CBBC

    Detective Cyril

    47/52 The steering wheel has disappeared, so Jim and Cyril investigate.

  2. Tuesday 16:35
    CBBC

    The Visionary

    48/52 Jim transforms the sub into a flying machine.

  3. Wednesday 16:35
    CBBC

    Pirate Jim

    49/52 Jim becomes a pirate in order to defeat Bonnie.

  4. Thursday 16:35
    CBBC

    The Fork

    50/52 Jim becomes a gangster without noticing.

  5. Friday 16:30
    CBBC

    Submarine Jim, Part 1

    51/52 Jim is looking for 15 microwaves to defrost his father.

  6. Next Sunday 14:25
    CBBC

    The Hunt for the Red Pompom

    19/52 Jim must find the pompom he took by mistake. (R)

  7. Next Sunday 14:40
    CBBC

    Going, Going... Gone!

    20/52 Jim has to let Yannick go, but his charm makes it impossible. (R)

  8. Next Monday 16:20
    CBBC

    Submarine Jim, Part 2

    52/52 Jim reunites with his dad, who wants to take back control.

  9. Tue 8 Sep 2026 16:20
    CBBC

    Saving Private Sardine

    1/52 Jim sets out to rescue sardines lost during a newspaper run. (R)

  10. Wed 9 Sep 2026 16:20
    CBBC

    Bob

    2/52 A sea urchin harasses Jim - can he find a way out? (R)

  11. Thu 10 Sep 2026 16:20
    CBBC

    How to Shop

    3/52 Jim dives into Cyril’s bold plan to get a red sauce that humans use. (R)

  12. Fri 11 Sep 2026 16:20
    CBBC

    Pit Stop

    4/52 Jim implements various water-saving measures in the submarine. (R)