Full Cast - Pokémon: Master Quest (TV) (episodes 1 to 26)
- 1. unknown
Recurring: Eric Stuart (Totodile, Poliwhirl, Weezing), Koichi Sakaguchi (Arbok), Megan Hollingshead (Nurse Joy), Michael Haigney (Psyduck), Rachael Lillis (Goldeen), Shinichiro Miki (Staryu)
Episodic: Jimmy Zoppi (Captain Marius)
- 2. unknown
Recurring: Stan Hart (Professor Oak)
Episodic: Wayne Grayson (Wilbur)
- 3. unknown
Recurring: Eric Stuart (Totodile, Weezing), Mika Kanai (Bayleef), Stan Hart (Professor Oak)
Episodic: Tara Jayne (Dayton)
- 4. unknown
Recurring: Eric Stuart (Totodile, Poliwhirl, Weezing), Kayzie Rogers (Corsola), Koichi Sakaguchi (Arbok), Michael Haigney (Psyduck), Mika Kanai (Bayleef), Rikako Aikawa (Victreebel), Shinichiro Miki (Staryu), Tara Jayne (Bulbasaur), Yuji Ueda (Noctowl)
Episodic: Dan Green (Mika and Andrea's father), Kerry Williams (Mika), Tara Jayne (Andrea)
- 5. unknown
Recurring: Eric Stuart (Totodile), Kayzie Rogers (Corsola), Lisa Ortiz (Luka), Michael Haigney (Psyduck), Shinichiro Miki (Staryu)
- 6. unknown
Recurring: Ed Paul (Whirl Cup announcer), Eric Stuart (Totodile, Poliwhirl, Weezing), Kayzie Rogers (Corsola), Megan Hollingshead (Nurse Joy)
Episodic: Amy Birnbaum (Marcellus)
- 7. unknown
Recurring: Ed Paul (Whirl Cup announcer), Eric Stuart (Totodile), Kayzie Rogers (Officer Jenny, Corsola), Mika Kanai (Bayleef), Stan Hart (Professor Oak)
Episodic: Kayzie Rogers (Christopher), Stan Hart (Harrison)
- 8. unknown
Recurring: Ed Paul (Whirl Cup announcer), Eric Stuart (Totodile, Poliwhirl), Kayzie Rogers (Officer Jenny, Corsola), Michael Haigney (Psyduck), Mika Kanai (Bayleef), Stan Hart (Professor Oak), Unsho Ishizuka (Kingler)
- 9. unknown
Recurring: Eric Stuart (Poliwhirl), Kayzie Rogers (Cyndaquil), Shinichiro Miki (Crobat)
Episodic: Dan Green (Band of Diglett Thieves leader), Ed Paul (Town Council Member), Jimmy Zoppi (Mayor of Diglett Village), Mandy Bonhomme (Sue), Tara Jayne (Rita)
Incidental: Kayzie Rogers (Old Woman)
- 10. unknown
Recurring: Koichi Sakaguchi (Arbok), Yuji Ueda (Noctowl)
Episodic: Ed Paul (Jenaro), Roxanne Beck (Ariene)
Incidental: Jimmy Zoppi (Scam artist)
- 11. unknown
Recurring: Eric Stuart (Butch), Jimmy Zoppi (Professor Nanba), Kayzie Rogers (Oliver), Koichi Sakaguchi (Arbok), Lisa Ortiz (Luka), Megan Hollingshead (Cassidy), Mika Kanai (Bayleef), Tara Jayne (Ritchie)
- 12. unknown
Recurring: Eric Stuart (Totodile, Butch, Poliwhirl), Jimmy Zoppi (Professor Nanba), Kayzie Rogers (Oliver, Cyndaquil, Corsola), Lisa Ortiz (Luka), Megan Hollingshead (Cassidy), Rachael Lillis (Goldeen), Shinichiro Miki (Staryu, Crobat), Tara Jayne (Ritchie), Yuji Ueda (Noctowl)
- 13. unknown
Recurring: Eric Stuart (Totodile, Butch, Poliwhirl), Jimmy Zoppi (Professor Nanba), Kayzie Rogers (Oliver, Cyndaquil), Koichi Sakaguchi (Arbok), Lisa Ortiz (Luka), Megan Hollingshead (Cassidy), Rikako Aikawa (Victreebel), Tara Jayne (Ritchie)
- 14. unknown
Recurring: Eric Stuart (Poliwhirl), Mika Kanai (Bayleef), Rachael Lillis (Jigglypuff), Shinichiro Miki (Staryu, Crobat), Tara Jayne (Bulbasaur), Yuji Ueda (Noctowl)
Episodic: Jimmy Zoppi (Wings Alexander)
- 15. unknown
Recurring: Eric Stuart (Totodile), Kayzie Rogers (Cyndaquil), Kerry Williams (Janina), Mika Kanai (Bayleef), Tara Jayne (Jasmine, Bulbasaur), Unsho Ishizuka (Onix), Yuji Ueda (Noctowl)
- 16. unknown
Recurring: Ed Paul (Tracey), Eric Stuart (Scyther), Katsuyuki Konishi (Heracross), Kayzie Rogers (Mr. Mime, Marill), Rachael Lillis (Venonat), Stan Hart (Professor Oak), Tara Jayne (Bulbasaur), Veronica Taylor (Delia Ketchum)
Incidental: Jimmy Zoppi (Carter)
- 17. unknown
Recurring: Kayzie Rogers (Corsola), Kerry Williams (Sakura), Koichi Sakaguchi (Arbok), Lisa Ortiz (Satsuki), Megan Hollingshead (Tamao), Rikako Aikawa (Victreebel), Shinichiro Miki (Crobat), Veronica Taylor (Koume)
- 18. unknown
Recurring: Ed Paul (Eusine), Kayzie Rogers (Cyndaquil), Koichi Sakaguchi (Arbok), Megan Hollingshead (Nurse Joy)
- 19. unknown
Recurring: Jimmy Zoppi (Gary), Koichi Sakaguchi (Arbok), Mika Kanai (Bayleef)
Episodic: Dan Green (Mr. Shellby), Kayzie Rogers (Mrs. Shellby)
- 20. unknown
Recurring: Eric Stuart (Weezing), Kayzie Rogers (Officer Jenny), Koichi Sakaguchi (Arbok), Megan Hollingshead (Nurse Joy), Rikako Aikawa (Victreebel)
- 21. unknown
Recurring: Eric Stuart (Weezing), Koichi Sakaguchi (Arbok), Michael Haigney (Psyduck), Tara Jayne (Phanpy)
- 22. unknown
Recurring: Ed Paul (Giovanni), Eric Stuart (Weezing), Koichi Sakaguchi (Arbok), Rikako Aikawa (Victreebel), Tara Jayne (Phanpy)
Episodic: Kayzie Rogers (Team Rocket Scout), Lisa Ortiz (Wendy)
- 23. unknown
Recurring: Eric Stuart (Totodile), Koichi Sakaguchi (Arbok), Mika Kanai (Bayleef), Rikako Aikawa (Victreebel)
Episodic: Tara Jayne (Lokoko)
- 24. unknown
Recurring: Eric Stuart (Weezing), Koichi Sakaguchi (Arbok), Mika Kanai (Bayleef), Unsho Ishizuka (Onix)
Episodic: Dan Green (Kiyo)
- 25. unknown
Recurring: Eric Stuart (Weezing)
Episodic: Tara Jayne (Calista)
- 26. unknown
Recurring: Dan Green (Tyson), Eric Stuart (Totodile, Professor Sebastian, Poliwhirl), Kayzie Rogers (Officer Jenny), Wayne Grayson (Lance)