Plot: The Octonauts are exploring Antarctica, when Shellington discovers strange microscopic creatures living under the ice.
Cast
Keith WickhamKeith Wickham was 50 in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Tue, Feb 09 1965
Simon GreenallSimon Greenall was 57 in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Fri, Jan 03 1958
Jo WyattJo Wyatt was 44 in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Mon, Sep 28 1970
Rob RackstrawRob Rackstraw was 49 in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Sun, Oct 31 1965
Ross BreenCaptain BarnaclesRoss Breen was >> in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Unknown Birthday
Teresa GallagherDashiTeresa Gallagher was 44 in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Fri, Apr 23 1971
Michael MurphyVegimalsMichael Murphy was >> in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Unknown Birthday
Paul PantingPesoPaul Panting was >> in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Unknown Birthday
Mary MurphyDashiMary Murphy was >> in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Unknown Birthday
Shelley LongworthAdditional VoicesShelley Longworth was 39 in Octonauts - Season 4 - Octonauts and the Hidden Lake (Episode 2).
Birthday: Mon, Mar 22 1976