Octonauts and the Great Barrier Reef

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.

• Director: Blair Simmons
• Cast: Simon Greenall, Paul Panting, Jo Wyatt, Keith Wickham, Michael C. Murphy, Ross Breen, Rob Rackstraw, Teresa Gallagher