Question: how to unlock all characters in lego the hobbit?
Answer: Alfrid. Cheat Code To Unlock: While you're playing, pause the game to make the Main Menu appear. ... 
Armoured Dwarf Guard.
Azog.
Azog (Claw) Cheat Code To Unlock: While you're playing, pause the game to make the Main Menu appear. ... 
Baby Gimli. ... 
Baby Smaug. ... 
Bain. ... 
Balin.