Trivia: Many of the corridors in the Event Horizon are coffin shaped - perhaps foreshadowing the fact that it is a "death" ship?
Trivia: An "event horizon" is the gravitational boundary which encloses or encompasses a black hole, from which no light escapes whatsoever.
Trivia: The Event Horizon was designed to have features subtly reminiscent of the famous Notre-Dame Cathedral.
Trivia: Pneumatic palm sanders were used as hatch door switches for the gravity drive room and the access-way leading to it. Do a Google image search for "Pneumatic Palm Sander" to see examples of the tool. It's a vintage or classic style that's used in the film. (00:26:45)
Trivia: Early on in the movie, there is a shot of the space station above the Earth, which pulls back further and further to show the full structure. Although this shot lasts for just 45 seconds, it took 10 weeks to achieve and used almost a third of the special effects budget, around $12m.
Chosen answer: At least one crewmember is seen as a floating, frozen corpse on the bridge of the ship when the rescue crew are exploring, there is also evidence seen that a significant amount of tissue and blood have been spread around the walls in some parts of the ship, however it is implied that the original crew are in the alternate Hell dimention, if not physically then spiritually.