This is one of Psychic TV's films. It is also known as the shorter title A Message from the Temple (not to be confused with the Psychic TV song of the same name) and A Spokesman For The Temple Ov Psychick Youth. According to Thee Psychick Videos, it is from 1983.
The actor is Derek Jarman and the voice-over is from Mr. Sebastian (Alan Oversby). The background music is Psychic TV's Just Drifting (Midnight).
This was ripped (screen-recorded to be specific) from the Jubilee Blu-ray released by the BFI. You can also see the menu pop-up briefly near the end
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