Rewind·Posted on Aug 1, 201234 People You Probably Didn't Know Were On SeinfeldNot only the greatest sitcom ever, Seinfeld helped launch the career of many actors you love today.by Samir MezrahiBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. Teri Hatcher 2. Bryan Cranston 3. Megan Mullally 4. Michael Chiklis 5. Jon Favreau 6. Catherine Keener 7. Sam Lloyd 8. Christine Taylor 9. Courtney Cox 10. Jon Gries 11. Amanda Peet 12. Denise Richards 13. Lauren Graham 14. Debra Messing 15. Marcia Cross 16. Brad Garrett 17. Jane Leeves 18. Daniel Dae Kim 19. Mariska Hargitay 20. James Spader 21. Peter Krause 22. Lisa Edelstein 23. French Stewart 24. Kathy Griffin 25. Jeremy Piven 26. Scott Patterson 27. David James Elliott 28. Thomas Dekker 29. Brenda Strong 30. Brian Doyle-Murray 31. Suzanne Cryer 32. Jennifer Coolidge 33. Katherine LaNasa 34. Molly Shannon