

Lost Worlds With Monty Halls and Leo Houlding
Ex-royal marine-turned-biologist Monty Halls and world-class climber Leo Houlding embark on daredevil adventures in lost landscapes, documenting these natural wonders.
What critics are saying
Verdicts use the same scale as your list: highly recommended through avoid — plus optional scores and blurbs.
Nobody on Critic, Sir! has logged a verdict for this title yet. The silence is either respectful or suspicious.
Sign in and use Add to My List below to share your own verdict.
Trailer
Lost Worlds with Monty Halls and Leo Houlding
Cast
Seasons
- Ep 1
1.Jungle
13-02-201544 minEight percent of Guyana is covered by dense primary rainforest. It's one of the richest eco systems on the planet; the jungle teeming with wildlife. Monty and Leo’s goal is to get...
- Ep 2
2.Waterfall
20-02-201544 minIn a remote corner of Guyana’s western highlands lie two huge waterfalls, Oshi and Kamarang. Both are thought to be 150m high, equivalent to the height of a fifty storey building o...
- Ep 3
3.Cliff
27-02-201544 minMonty and Leo are in Borneo, on a mission to reach a part of the jungle no human has ever visited. Their goal is to be the first to climb a massive 300 metre cliff deep in the Meli...
- Ep 4
4.Cave
06-03-201544 minBeneath Borneo’s rainforest lies one of the worlds largest cave networks. So far 300 km of passages have been discovered; with more being found on every expedition. Monty and Leo a...
Watching Lists
to create and edit public lists.
Loading lists…
Purchase & Discovery
Find this title on Amazon
Digital
Prime Video & digitalAmazon mixes rent, buy, and Prime in one place — one search covers the usual options.
Physical edition
4K Blu-ray & physical releasesSearch on AmazonOfficial merchandise
Official-style merch searchApparel, collectibles, and moreAs an Amazon Associate, Critic, Sir! earns from qualifying purchases. Full disclosure

