Big Lizard Episodes Available now
When Dad Got the Hiccups—Series 1
41/52 Cosima and Big Lizard attempt to scare Dad's hiccups away - until a real monster turns up!
Big Lizard's Big Itch—Series 1
40/52 Big Lizard doesn't seem happy in his own skin. Perhaps he'd be better off without it?
All About Coral—Series 1
38/52 Big Lizard and Cosima release an underwater vent, causing the coral to turn white!
The Vegetable Robbery!—Series 1
39/52 When their garden vegetables are stolen, Cosima and Big Lizard become detectives.
Cosmic Groove—Series 1
37/52 Cosima and Big Lizard want to learn Dad's favourite song, but they need a drummer.
All Out of Marmalade—Series 1
32/52 Big Lizard shows Cosima a plant that's growing huge Proximan oranges.
After the Storm—Series 1
33/52 After a storm passes, poor Rex is nowhere to be seen...
The River Picnic—Series 1
34/52 The river creatures are behaving oddly, and Dad's tea might have something to do with it.
The Lesson—Series 1
36/52 D.O.R.I.S. gives Cosima and Big Lizard a lesson on friction - just in time to help Dad!
The Overfriendly Neighbours—Series 1
35/52 Big Lizard and Cosima become unwilling house guests to some overfriendly creatures!
