Series Cast 12

1. 

   Ben Diskin

   Numbuh 1 / Numbuh 2 (voice) (21 Episodes)

2. 

   Lauren Tom

   Numbuh 3 (voice) (21 Episodes)

3. 

   Dee Bradley Baker

   Numbuh 4 (voice) (21 Episodes)

4. 

   Cree Summer

   Numbuh 5 (voice) (21 Episodes)

5. 

   Richard Steven Horvitz

   — (1 Episode)

6. 

   Jeff Bennett

   (voice) (1 Episode)

7. 

   Greg Cipes

   — (1 Episode)

8. 

   Carlos Alazraqui

   — (1 Episode)

9. 

   Charlie Schlatter

   — (1 Episode)

10. 

    Dave Wittenberg

    — (1 Episode)

11. 

    Daran Norris

    (voice) (1 Episode)

12. 

    Khary Payton

    — (1 Episode)

Series Crew 19