Sailor Moon and Batman: World's Finest

Sailor Moon and Batman: World's Finest is a Japanese television film produced by Toei Animation, that features characters from DC Comics Batman, specifically in their incarnations from Batman: The Animated Series and its spin-offs.

From Sailor Moon:

 * Sailor Moon
 * Tuxedo Mask (Mentioned Only)
 * Sailor Mercury
 * Sailor Mars
 * Sailor Jupiter
 * Sailor Venus
 * Queen Beryl
 * Queen Metaria/Negaforce (Mentioned Only)
 * Jadeite/Jedite (Mentioned Only)
 * Nephrite/Neflite (Mentioned Only)
 * Zoisite/Zoycite
 * Kunzite/Malachite
 * Luna
 * Artemis
 * Naru Osaka/Molly Baker (Mentioned Only)
 * Motoki Furuhata/Andrew Furuhata (Cameo in dream sequence)

From Batman:

 * Batman/Bruce Wayne
 * Robin/Dick Grayson
 * Batgirl/Barbara Gordon
 * Alfred Pennyworth
 * Commissioner James Gordon
 * Detective Harvey Bullock (Mentioned Only)
 * Officer Renee Montoya
 * The Joker
 * Harley Quinn
 * Bud and Lou
 * Rocco and Henshaw
 * Catwoman
 * The Penguin
 * Two-Face
 * The Riddler
 * Poison Ivy
 * Bane (Mentioned Only)
 * The Ventriloquist (Mentioned Only)
 * Summer Gleeson
 * Veronica Vreeland
 * Cindy

From Sailor Moon:

 * Mae Whitman as Sailor Moon
 * Lacey Chabert as Sailor Mercury
 * Vyvan Pham as Sailor Mars
 * Kate Micucci as Sailor Jupiter
 * Ashley Johnson as Sailor Venus
 * Cree Summer as Queen Beryl

From Batman:

 * Kevin Conroy as Batman/Bruce Wayne
 * Scott Menville as Robin/Dick Grayson
 * Tara Strong as Batgirl/Barbara Gordon
 * Jess Harnell as Alfred Pennyworth
 * Maurice LaMarche as Commissioner James Gordon
 * Maria Canals Barrera as Officer Montoya
 * Mark Hamill as The Joker
 * Arleen Sorkin as Harley Quinn
 * Grey Delisle Griffin as Catwoman
 * Tom Kenny as The Penguin
 * Richard Moll as Harvey Dent
 * Jeff Bennett as The Riddler
 * Jennifer Hale as Poison Ivy
 * Kari Wahlgren as Summer Gleeson
 * Colleen O'Shaughnessey as Veronica Vreeland

Trivia

 * All the Batman characters are based of the 1992-1999 generation animated Batman series.