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Originally hailed as a saviour, the mighty cane toad was introduced into the Australian ecosystem in the ’30s to destroy pests.

It didn’t, instead breeding in plague-like proportions, poisoning pets or – in some cases – getting them addicted to its LSD-like secretions.

Mark Lewis’ fascinating-if-niche documentary intersperses great 3D shots of these glistening, gobbling Jabbas with testimonies from boffins and crackpots.

“People say I’m crazy,” says the curator of Kev’s Travelling Toad Show (they’re right), but there’s a serious point here: don’t mess with Mother Nature.

Matt Glasby is a freelance film and TV journalist. You can find his work on Total Film - in print and online - as well as at publications like the Radio Times, Channel 4, DVD REview, Flicks, GQ, Hotdog, Little White Lies, and SFX, among others. He is also the author of several novels, including The Book of Horror: The Anatomy of Fear in Film and Britpop Cinema: From Trainspotting To This Is England.