Hawaii Five-0 Casting Spoilers: 'Pretty Little Liars' Actress Nabs A Role

Hawaii Five-0 Casting Spoilers: 'Pretty Little Liars' Actress Nabs A Role

A villain from the ABC Family teen drama, 'Pretty Little Liars' actress Janel Parrish booked a role in Hawaii Five-0 -- THR learned exclusively.

She will play an ambitious, strong-willed chemistry student who has planned a medical career for herself but gets angry and hurt when it looks as if something -- or someone? -- might interfere with her plans. Parrish's episode is slated to air next year.

'Hawaii Five-0' airs every Monday on CBS.