Movies where the main characters actually have chemistry

[mariodude23]

Star Wars
The King's Speech
Doctor Who

My other off-the-top-of-my-head examples have been mentioned already.

 

[4173]

Early SNL alums, Pegg/Frost as mentioned above.
Raiders of the Lost Ark/Last Crusade
Fight Club
Rounders
Pirates 1
Serenity
Lethal Weapon