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Mmmm, maybe I should explain more for the non-swedish speakers.
It's a Star Trek parody, probably british because of everyone's accent. Four main characters; The hero, the heroine, one with two heads and the navigator who dresses in a business suit. They have some robots too, I think.
One episode had a magical theater/circus that would make those who enter want to entertain the audience, then slowly become trapped as part of the ghost audience forever.
"This wiki is stereotyped and trite. In other words, dull and uninteresting. We are about showing off how snide and sarcastic we can be.That would be Captain Star
Here is that episode https://www.youtube.com/watch?v=vGGbgmcCTp4

What's "Rymdens Största Hjälte" in english?