Revealing mistake: When Bill Murray is blowing up the prison door, you see the explosion, but the explosive is still intact.
Revealing mistake: When Bill Murray and Harold Ramis are whipped into the rope snare traps there are huge gaps in the ropes between Harold Ramis' feet that would make it impossible for the trap to secure him.
Revealing mistake: The couple make love in the General's bedroom in the US. Later they make love in a German hotel room. The same set is used for both scenes.
Answer: In 1981 Czechoslovakia was part of the Warsaw Pact and thus under the Iron Curtain. The Soviet Union would not fully allow the satellite states to do their own border security, so Soviet guards were placed.
lionhead