Sometimes They Come Back... for More (1998)

I watched parts ONE and TWO in July 2013, but better late than never, right?
Two plucky military police persons enter an ice station 'research facility' at Antarctica to investigate a situation; i.e. there's dead people.
If you're thinking it might be a poor man's The Thing (1982), then think again becuase even a poor man would toss it away if it's all he had to trade.
Is it too late to retract what I said at the beginning? 'Never' would've been better than 'late'.

1 icy ring out of 5