Kanye West -- Mum on Nude Celebs (VIDEO)

Kanye West is the Harry Houdini of the rap world ... refusing to reveal cast secrets in his new music video.

Yeezy strolled out of a movie theatre with Kim and North in Calabasas Saturday, and predictably deflected questions about who was under the sheets.

Kanye's clearly loving the drama ... unclear if Donald Trump and Taylor Swift feel the same way.