Watch The Batman Superman Movie: World's Finest (1997) HD Full Movie Free on SolarMovie. Watch The Batman Superman Movie: World's Finest (1997) online free. Joker goes to Metropolis with an offer and plan to kill Superman for Lex Luthor while Batman pursues...Joker goes to Metropolis with an offer and plan to kill Superman for Lex Luthor while Batman pursues the clown to Superman's turf.