Here are my votes

Feral: Denzel Washington
Manx: Jason Alexander
Chance: Kevin Sorbo
Jake: Leonardo DiCaprio (Romeo from the modern Romeo & Juliet)
Dark Kat: Mike Tyson
Ann Gora: Renee O' Neill
Callie: Laura Dern
Felina: Lucy Lawless
Dr. Viper: Tim Curry
Hard Drive: Sylvester Stallone
Mad Kat: Jack Nicholsin
PastMaster: Danny DeVito
Turmoil: Demi Moore