Nightwing [Dick Grayson; also as Robin (flashback); also as Batman (flashback)]; Batman [Bruce Wayne]; Kevin Gipley (bad guy); Flying Graysons (death; flashback); Killer Croc (flashback); Miss Miggy Webster; Mrs. Webster (Miggy's mom); William Webster (Miggy's father); Alfred Pennyworth; Prince Balsik; Bernie; Budolph (the Prince's secretary; death)