In the fifth and final installment, Batman, Robin and Batgirl face off against the Scarecrow, but when the Joker's daughter, Harleen "Napier", has been transformed into Harley Quinn, they team up to destroy Batman.
June 18, 1999
- Bruce Wayne/Batman (George Clooney) - ???
- Dick Grayson/Robin (Chris O'Donell) - ???
- Barbara Wilson/Batgirl (Alicia Silverstone) - becomes Robin's girlfriend
- Selina Kyle/Catwoman (Michelle Pfeiffer) - ???
- Alfred Pennyworth (Michael Gough) - ???
- Commisioner James Gordon (Pat Hingle) - this is Hingle's final role!
- Jack Napier/Joker (Jack Nicholson) - seen as an illusion to Scarecrow's fear gas on Batman
- Jonathan Crane/Scarecrow (Nicholas Cage, Steve Buscemi or Jeff Goldblum) - the main antagonist, plans to spread fear gas around Gotham, and actually becomes Riddler's cellmate in the end!
- Duela Dent/Harleen "Napier"/Harley Quinn (Madonna) - The Joker's "daughter", revealed to be Duela Dent, the daughter of Two-Face, she wanted to get back at Batman for tricking Two-Face to fall to his death
- Riddler (Jim Carrey) - cameo at the end welcoming Scarecrow in his cell