To unlock Django the final boss beat the game with everyone
except the Final Fantasy Crew.

To see Vincents second outfit hold up on his picture and on the
Directional Pad do a semi-circle (90 Degree) turn to the right.

To unlock Cloud's third suit beat the game with Yuffie.

To unlock Tifa's third suit beat the game as Vincent.

To use the third suits in a fight hold down when selecting a fighter.

To unlock Hans good movie beat the game.

When the credits role you need to break both of the boxes and throw the swords in the beast.

Collect all of the items that fly everywhere and pick up the sword that
appears.

Then a message will pop up and the video will start.