As we know in the second Lord of the Rings movie, The Two Towers, Aragorn suggested to Theoden to ask Gondor for help. However Theoden was skeptical that Gondor will not come and didn't ask for help ...
After Gandalf released Theoden from Saruman's spell in The Lord of the Rings: The Two Towers, Theoden wants to kill Grima for making him "crawl on all fours like a beast". But Aragorn stops him ...
In the The Lord of the Rings: The Two Towers, when Treebeard is carrying Pippin and Merry, Pippin asks to be taken south toward Saruman's fortress. But the maps of Middle Earth clearly show Mirkwood ...