Buzz·Posted on Dec 8, 201613 Celebrities Who Were On "Veronica Mars" Before They Were FamousNeptune was full of rising stars.by iamerica521Community ContributorLinkFacebookPinterestTwitterMail 1. Dianna Agron 2. Jonathan Bennett 3. Ryan Eggold 4. Jamie Chung 5. Aaron Paul 6. Amanda Seyfried 7. Jane Lynch 8. Jessica Chastain 9. Krysten Ritter 10. Lucas Grabeel 11. Max Greenfield 12. Leighton Meester 13. Michael Grant Terry