Catch up TV
Series 1: 19. Best Friends Forever
Big Lizard is jealous of the vacuum cleaner and hides it from Dad and Cosima. Ammon decides it's her new best friend, whilst Cosima reassures Big Lizard that he will always be her BFF.
Source: CBeebies
Most recent episodes of Big Lizard
Big Lizard
Series 1: 9. How To Work Together
Cosima, Big Lizard and Ammon are squabbling over Dad's precious explorer notebook when disaster strikes. Only by working together can they save it from being lost forever!
12-09-2025
CBeebies
Big Lizard
Series 1: 19. Best Friends Forever
Big Lizard is jealous of the vacuum cleaner and hides it from Dad and Cosima. Ammon decides it's her new best friend, whilst Cosima reassures Big Lizard that he will always be h ...
12-09-2025
CBeebies
Big Lizard
Series 1: 8. Hot And Cold
Volcanic smoke blocks the three Proximan suns, which causes Big Lizard to become worryingly cold. Cosima's on the case and comes up with a superhot solution!
11-09-2025
CBeebies
Big Lizard
Series 1: 18. Dad's Birthday
When Cosima wrongly accuses Big Lizard of eating Dad's birthday cake, he vanishes. Has he run away, or is he planning a special surprise to save the day?
11-09-2025
CBeebies
Big Lizard
Series 1: 7. How To Hoverboard
Cosima and Big Lizard's solar-powered hoverboards run out of battery at nightfall. Can glowbugs be the answer?
10-09-2025
CBeebies
Big Lizard
Series 1: 17. The Cocoon
A dragonfly steals a bee cocoon that Cosima had vowed to keep safe. Cosima and Big Lizard give chase, leading to a surprising solution with a vacuum cleaner and some sticky vines!
10-09-2025
CBeebies
Big Lizard
Series 1: 6. The Missing Volleyball
Twig steals Cosima's volleyball. A chase leads Big Lizard and Cosima to her den... and also to a happy discovery!
09-09-2025
CBeebies
Big Lizard
Series 1: 16. Crystals!
Big Lizard has found an epic crystal, and Cosima is jealous. Their squabbling reaches its peak at the top of the volcano! Will they learn to share before it's too late?
09-09-2025
CBeebies
Big Lizard
Series 1: 5. Dad's Discovery
Whilst searching for new discoveries, a rockfall traps Dad, Cosima and Big Lizard in a cave. Just when all is lost, Dad finally discovers a new species!
08-09-2025
CBeebies
Big Lizard
Series 1: 15. The Triple Eclipse
A triple solar eclipse is about to happen! Cosima and Big Lizard race down the volcano and hitch a lift on a dragonfly so that they can get vital equipment to Dad in the nick of ...
08-09-2025
CBeebies
Most popular episodes of Big Lizard
Big Lizard
Series 1: 7. How To Hoverboard
Cosima and Big Lizard's solar-powered hoverboards run out of battery at nightfall. Can glowbugs be the answer?
10-09-2025
CBeebies
Big Lizard
Series 1: 15. The Triple Eclipse
A triple solar eclipse is about to happen! Cosima and Big Lizard race down the volcano and hitch a lift on a dragonfly so that they can get vital equipment to Dad in the nick of ...
08-09-2025
CBeebies
Big Lizard
Series 1: 5. Dad's Discovery
Whilst searching for new discoveries, a rockfall traps Dad, Cosima and Big Lizard in a cave. Just when all is lost, Dad finally discovers a new species!
08-09-2025
CBeebies
Big Lizard
Series 1: 6. The Missing Volleyball
Twig steals Cosima's volleyball. A chase leads Big Lizard and Cosima to her den... and also to a happy discovery!
09-09-2025
CBeebies
Big Lizard
Series 1: 50. The Earth Probe
Finding an earth probe makes Dad homesick. When Big Lizard accidentally destroys it, Cosima knows what to do. She recreates the contents - Proxima-style!
07-09-2025
CBeebies
Big Lizard
Series 1: 49. A Big Day Out For D.o.r.i.s.
Dad gets trapped in the shower when D.O.R.I.S. decides to visit the sea. Can Big Lizard and Cosima stop her before she does herself permanent damage?
06-09-2025
CBeebies
Big Lizard
Series 1: 12. All About Home
Cosima is so excited to tell Big Lizard about her life on earth that she doesn't realise he has something exciting to say to her.
03-09-2025
CBeebies
Big Lizard
Series 1: 47. The Day We Lost Rex
Rex is missing, but Dad, Cosima and Big Lizard need him to save them from a giant slug!
07-09-2025
CBeebies
Big Lizard
Series 1: 14. How To Record Sound
Big Lizard accidentally deletes some of Dad's 'boring' Proximan audio recordings. Through a dramatic sound adventure, Cosima realises the recordings are not boring - they're cos ...
05-09-2025
CBeebies
Big Lizard
Series 1: 8. Hot And Cold
Volcanic smoke blocks the three Proximan suns, which causes Big Lizard to become worryingly cold. Cosima's on the case and comes up with a superhot solution!
11-09-2025
CBeebies