Impossible Mission is an Amstrad CPC platform game published by Epyx in 1986.

It was initially created on C64, programmed by Dennis Caswell and published by Epyx in 1984.

This C64 version was known for the use of digitized speech, which is lacking in the Amstrad CPC version.

You can see a video of this test and longplay of Impossible Mission on Youtube by Axelino.