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Submarine Jim Series 1 Episodes

  1. Today 16:35
    CBBC

    USS Mean Shark

    14/52 The sub is haunted by the USS Mean Shark - but what is its goal? (R)

  2. Tomorrow 17:50
    CBBC

    How to Shop

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

  3. Sunday 14:10
    CBBC

    King Pong

    7/52 A ping-pong tournament exposes Jim and Bianca’s true skill levels. (R)

  4. Sunday 14:20
    CBBC

    Big Boy Pants

    8/52 Jim tries to act more grown-up to avoid a mutiny over the menu. (R)

  5. Sunday 14:35
    CBBC

    The Expert

    9/52 Jim and Bianca embark on a risky mission to retrieve onions. (R)

  6. Monday 16:35
    CBBC

    The Vacation

    15/52 Cyril secretly tags along on Jim and Bianca’s camping trip. (R)

  7. Tuesday 16:35
    CBBC

    Road Rage

    16/52 Jim gets behind the wheel to confront a road hog. (R)

  8. Wednesday 16:35
    CBBC

    The Wonder of Choice-Making

    17/52 Jim learns the fortune teller is actually Cyril in disguise. (R)

  9. Next Thursday 16:35
    CBBC

    ScubaScooper

    18/52 Jim’s robot cleaner thrills the sub - until limpets go missing. (R)

  10. Next Friday 16:35
    CBBC

    The Hunt for the Red Pompom

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

  11. Next Saturday 17:50
    CBBC

    Pit Stop

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

  12. Sun 14 Jun 2026 14:10
    CBBC

    Portrait of a Captain

    10/52 Jim commissions bold portraits to inspire his crew. (R)

  13. Sun 14 Jun 2026 14:25
    CBBC

    Off the Radar

    11/52 Bianca’s past returns, and the sub goes undercover to protect her. (R)

  14. Sun 14 Jun 2026 14:35
    CBBC

    The Sub Teacher

    12/52 Jim swaps command for the struggles of student life. (R)