"The New Dimension of Fear"

Tedor Anomaly

The crew of an intergalactic transporter, carrying a mysterious cargo for a research station on an orbiting asteroid and heading towards the distant exoplanet Tedor, beyond Andromeda, discovers an ancient and massive alien structure of unknown origin. The research station seems abandoned. Determined to deliver the load and see what happened to the station's crew they soon realise they are trapped in a terrible nightmare.