Exposure to vacuum does not cause the violent effects shown.
MacNeil trips a boobytrap and finds the air being released from the compartment he's in. He escapes through a trapdoor into the next compartment down, where there is still air... which doesn't flow out through the trapdoor as it should.
Meteorites typically travel at tens of kilometers per second. The one shown is absurdly slow.
Gillings's blood runs down the front of MacNeil's helmet. The blood shouldn't run in zero gravity.
When the last dead body is released into space to float away, it clearly rocks back and forth, revealing that it is hanging on wires.
It is absurd that no one would send a rescue mission. Particularly since the only report of everyone dead comes from a man with a dubious history.
It would have been wiser to have used the original Clarke plot, in which no one can get there in time.
It would have been wiser to have used the original Clarke plot, in which no one can get there in time.
When Gillings tears her suit, blood ends up on the front of MacNeil's helmet, yet Gillings's helmet isn't breached, so where did the blood come from.