Season Regulars 24

1. 

   Tom Bergeron

   Self - Host

2. 

   Carrie Ann Inaba

   Self - Judge

3. 

   Bruno Tonioli

   Self - Judge

4. 

   Erin Andrews

   Self - Host

5. 

   Len Goodman

   Self - Judge

6. Sasha Farber

   Self - Troupe Dancer

7. 

   Lindsay Arnold

   Self - Troupe Dancer

8. Jenna Johnson

   Self - Troupe Dancer

9. 

   Julianne Hough

   Self - Judge

10. Henry Byalikov

    Self - Troupe Dancer

11. 

    Emma Slater

    Self - Partner: Redfoo

12. Keo Motsepe

    Self - Partner: Charlotte McKinney

13. 

    Peta Murgatroyd

    Self - Partner: Michael Sam

14. Tony Dovolani

    Self - Partner: Suzanne Somers

15. 

    Artem Chigvintsev

    Self - Partner: Patti LaBelle

16. Mark Ballas

    Self - Partner: Willow Shields

17. 

    Kym Johnson

    Self - Partner: Robert Herjavec

18. 

    Witney Carson

    Self - Partner: Chris Soules

19. 

    Derek Hough

    Self - Partner: Nastia Liukin

20. 

    Sharna Burgess

    Self - Partner: Noah Galloway

21. 

    Allison Holker

    Self - Partner: Riker Lynch

22. 

    Val Chmerkovskiy

    Self - Partner: Rumer Willis

23. 

    Alan Bersten

    Self - Troupe Dancer

24. Brittany Cherry

    Self - Troupe Dancer

Guest Stars 10

1. Michael Sam

   Self - Contestant

2. 

   Suzanne Somers

   Self - Contestant

3. 

   Patti LaBelle

   Self - Contestant

4. 

   Willow Shields

   Self - Contestant

5. 

   Robert Herjavec

   Self - Contestant

6. 

   Chris Soules

   Self - Contestant

7. Nastia Liukin

   Self - Contestant

8. Noah Galloway

   Self - Contestant

9. 

   Riker Lynch

   Self - Contestant

10. 

    Rumer Willis

    Self - Contestant

Crew 0

There are no crew records added to Week 4: Most Memorable Year.