You. Yes, you! Really, you've got the makings of a remarkable necromancer.
Hehe.
Simply find a corpse and its soul, cleanly cut off. Now paste on a new, well-matched reel. Don't give sad souls comedy routines— you'll be left with jerky zombies. If you instead echo both tone and scenery carefully, the body shall move smoothly, and the stories roll beyond the credits!
Note: When I started out, I simply inserted scenes of myself— in fancy costumes, of course. Those lacking creativity may prefer this route.
Note: Reanimated creatures tend to devour the living.
Note: Reanimators tend to die giggling.