The main cast of the 1999 film "10 Things I Hate About You" includes:
- Julia Stiles as Katarina "Kat" Stratford, the antisocial and shrewish older sister
- Heath Ledger as Patrick Verona, the Australian bad boy hired to date Kat
- Joseph Gordon-Levitt as Cameron James, the new student who is smitten with Bianca
- Larisa Oleynik as Bianca Stratford, the popular younger sister
- Larry Miller as Walter Stratford, their overprotective father
- Andrew Keegan as Joey Donner, a self-absorbed high school senior
- David Krumholtz as Michael Eckman, Cameron's geeky friend
- Susan May Pratt as Mandella, Kat's close friend
- Allison Janney as Ms. Perky, the school guidance counselor
- Gabrielle Union as Chastity, a student at their high school
These actors form the core ensemble of this modern adaptation of Shakespeare's "The Taming of the Shrew" set in a high school setting.