In this musical special, the Octonauts must find a way to hold back hungry swarms of coral-eating starfish to save a new friend's fragile reef home.
Simon Greenall
Captain Barnacles (Voice)
Paul Panting
Peso (Voice)
Jo Wyatt
Tweak (Voice)
Keith Wickham
Shellington/Inkling (Voice)
Michael C. Murphy
Turnip (Voice)
Ross Breen
Captain Barnacles (Singing Voice)
Rob Rackstraw
Kwazii (Voice)
Teresa Gallagher
Dashi (Voice)
