Watch Batman Beyond: Return of the Joker (2000) HD Full Movie Free on SolarMovie. Watch Batman Beyond: Return of the Joker (2000) online free. The Joker is back with a vengeance, and Gotham's newest Dark Knight needs answers as he stands alone...The Joker is back with a vengeance, and Gotham's newest Dark Knight needs answers as he stands alone to face Gotham's most infamous Clown Prince of Crime.