Where’s Samuel Jackson when you need him? Passengers on a flight to Mexico City were startled recently when a snake slipped out of the overhead compartment.

The snake apparently hopped on board during before taking off from¬†Torreon in the northern state of Coahuila. The snake was a five-foot-long green tree viber, which is extremely venomous. It’s poison will likely not kill a person, but can leave to severe necrosis.

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In the video, the snake is seen crawling from a crack between the overhead bin and the fuselage and then falling into the seat below, but there no more details on exactly it was handled. Luckily, there weren’t any others.