Apparently some scenes were slotted, "such as the Spetznaz training sequence which was originally planned to film in the snowy shadows of Moscow. Cut for budget and schedule reasons..." in Prevue # 73 vol. 2 n° 33, October 1988
Also in the previous version of the script, Nikolai uses his spear as a weapon in the final battle.
(the guy behind played by Brion James doesn't appear in this torture scene in the actual film)