Season Regulars 3

1. 

   Madeleine Martin

   Fionna Campbell (voice)

2. 

   Roz Ryan

   Cake (voice)

3. 

   Tom Kenny

   Simon Petrikov / Ice King (voice)

Guest Stars 12

1. 

   Sean Rohani

   Prismo (voice)

2. 

   Ron Perlman

   Lich (voice)

3. 

   Donald Glover

   Marshall Lee / Monster Marshall (voice)

4. 

   Andrew Rannells

   Gary Prince / Monster Gary (voice)

5. 

   Kayleigh McKee

   Scarab / Mini Scarabs / Skater Z (voice)

6. 

   Pendleton Ward

   LSP / Ellis P / Norm (voice)

7. 

   Sean Giambrone

   Shermy (voice)

8. 

   Vico Ortiz

   Hunter / Skater Y (voice)

9. 

   Imani Hakim

   Beth (voice)

10. 

    Dee Bradley Baker

    Pageling Dinosaur / Pageling Warrior / Dragon (voice)

11. 

    Grey DeLisle

    Ice Cream Queen / Rink Attendant (voice)

12. 

    Robbie Daymond

    TV Announcer (voice)

Crew 27