S03E18
21 Mar 201411 minThe Urchin Invasion
Octonauts – Season 3
The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle - only to find the forest endangered by an infestation of kelp-eating urchins!
Cast
Download Subtitles
Similar TV Shows
76%
Bubble Guppies
24 Jan 2011
80%
The Backyardigans
11 Oct 2004
78%
Doki
15 Apr 2013
72%
Kamp Koral: SpongeBob's Under Years
04 Mar 2021
71%
Zootopia+
09 Nov 2022
70%
PAW Patrol
12 Aug 2013
75%
101 Dalmatian Street
18 Mar 2019
68%
Mickey Mouse Clubhouse
05 May 2006
72%
Wonder Pets!
03 Mar 2006
66%
Clifford the Big Red Dog
04 Sept 2000
64%
Dinosaur Train
07 Sept 2009
72%
Curious George
04 Sept 2006
82%
Kipo and the Age of Wonderbeasts
14 Jan 2020
70%
Jellystone!
29 Jul 2021
77%
We Bare Bears
24 Aug 2015
66%
Peppa Pig
31 May 2004
76%
The Busy World of Richard Scarry
09 Mar 1994
67%
Ridley Jones
13 Jul 2021
59%
Bob the Builder
12 Apr 1999
68%
The Bad Guys: The Series
06 Nov 2025