The Octonauts and the Siphonophore

Name: The Octonauts and the Siphonophore
Genre: Kids, Sci-Fi, Animation, Adventure
Released: 2014
Rating: 9
Cast: Teresa Gallagher, Vinnie Penna, Simon Greenall, William Vanderpuye, Keith Wickham

Kwazii and Dashi become entangled in a strange deep-sea creature - a siphonophore - and when a geyser blasts it toward the surface, the Octonauts must stop its ascent before it fatally bursts.