Series Cast 34

1. 

   Ryan Dillon

   Elmo (13 Episodes)

2. 

   David Rudman

   Cookie Monster (13 Episodes)

3. 

   Jimmy Fallon

   Self (1 Episode)

4. 

   Kacey Musgraves

   Self (1 Episode)

5. 

   Nick Jonas

   Self (1 Episode)

6. 

   Joe Jonas

   Self (1 Episode)

7. 

   Kevin Jonas

   Self (1 Episode)

8. 

   John Mulaney

   Self (1 Episode)

9. 

   Lil Nas X

   Self (1 Episode)

10. 

    Miles Brown

    Self (1 Episode)

11. 

    Jordin Sparks

    Self (1 Episode)

12. Nick Jacinto

    Self (1 Episode)

13. 

    Scott Hoying

    Self (1 Episode)

14. 

    Mitch Grassi

    Self (1 Episode)

15. 

    Kirstin Maldonado

    Self (1 Episode)

16. 

    Kevin Olusola

    Self (1 Episode)

17. 

    Matthew Sallee

    Self (1 Episode)

18. 

    Blake Lively

    Self (1 Episode)

19. Dan Smyers

    Self (1 Episode)

20. Shay Mooney

    Self (1 Episode)

21. 

    John Oliver

    Self (1 Episode)

22. 

    Kwame Alexander

    Self (1 Episode)

23. 

    Sofia Carson

    Self (1 Episode)

24. 

    Hoda Kotb

    Self (1 Episode)

25. 

    Ben Platt

    Self (1 Episode)

26. 

    Mykal-Michelle Harris

    Self (1 Episode)

27. 

    Jonathan van Ness

    Self (1 Episode)

28. 

    H.E.R.

    Self (1 Episode)

29. 

    Andy Cohen

    Self (1 Episode)

30. 

    Josh Groban

    Self (1 Episode)

31. 

    Olivia Wilde

    Self (1 Episode)

32. 

    Sara Bareilles

    Self (1 Episode)

33. 

    Jason Sudeikis

    Self (1 Episode)

34. 

    Ciara

    Self (1 Episode)

Series Crew 2