The Octonauts The Octonauts & the Mariana Trench Adventure (Season 3, Episode 22)
TV-Y
TV Episode | 23 min | Animation, Adventure, Comedy

The Octonauts

The Octonauts & the Mariana Trench Adventure (Season 3, Episode 22)

TV-Y

TV Episode | 23 min | Animation, Adventure, Comedy

Tweak has designed a brand-new Deep Sea Station to study the deepest, darkest reaches of the ocean, but the Octonauts face multiple challenges: from getting it down there, to the extreme environment and strange, prehistoric creatures that ...See moreTweak has designed a brand-new Deep Sea Station to study the deepest, darkest reaches of the ocean, but the Octonauts face multiple challenges: from getting it down there, to the extreme environment and strange, prehistoric creatures that greet them once they arrive. See less

Contacts

+ Add

Become a member to see contact information for The Octonauts & the Mariana Trench Adventure.

Cast	+ Add Cast
9 cast members

Name	Known for
Ross Breen Captain Barnacles (singing voice) Captain Barnacles (singing voice) See fewer	The Octonauts (2010)
Teresa Gallagher Dashi (voice) Dashi (voice) See fewer	The Amazing World of Gumball (2011)
Simon Greenall Captain Barnacles (voice) Captain Barnacles (voice) See fewer	We Need to Talk About Kevin (2011)
Mary Murphy Dashi Dashi See fewer	The Octonauts (2010)
Michael Murphy Vegimals (voice) Vegimals (voice) See fewer	The Octonauts (2010)
Paul Panting Peso (voice) Peso (voice) See fewer	EastEnders (1985)
Rob Rackstraw Kwazii (voice) Kwazii (voice) See fewer	Harry Potter and the Deathly Hallows: Part I (2010)
Keith Wickham Professor Inkling / Shellington (voice) Professor Inkling / Shellington (voice) See fewer	Thomas & Friends (1984)
Jo Wyatt Tweak (voice) Tweak (voice) See fewer	The Witcher 3: Wild Hunt (2015)