He Also Did / Amphibia

• The series creator, Matt Braly, is also known for his collaboration on Gravity Falls, Steven Universe, DuckTales (2017), and Billy Dilley's Super Duper Subterranean Summer, as well as his recent work as a director on Big City Greens.
• The show is basically a Disney reunion:
  • Brenda Song (London Tipton) voices Anne.
  • Bill Farmer (Goofy, Pluto the Pup and Doc) voices Hop Pop.
  • Justin Felbinger (Miles) voices Sprig.
  • Anna Akana and Zeno Robinson (Gloria Sato and Remy Remington/Golden Guard) voice Sasha and Young Andrias respectively.
  • Haley Tju (Karmi) played the young version of Brenda Song's character on Suite Life. They're reunited here as Anne and Marcy.
  • Kevin McDonald and Kevin Michael Richardson (Pleakley and Gantu) voice Duckweed and Chef Flour respectively.
  • Dee Bradley Baker (Perry the Platypus) voices Bessie and MicroAngelo.
  • John Dimaggio (Dr. Drakken/Hannibal McFist) voices Stumpy.
  • Jack McBrayer, Keith Ferguson, and April Winchell (Wander, Lord Hater, and Sylvia) voice Toadie, Judro Hasselback, and Fens/Braddock (in season 2) respectively.
  • Anika Noni Rose, Jenifer Lewis and Keith David (Tiana, Mama Odie, and Dr. Facilier/Goliath) voice Dr. Jan, Mama Hasselback, and King Andrias respectively.
  • Kaitlyn Robrock (Minnie Mouse) voices Felicia Sundew.
  • Chris Sullivan (Taserface) voices Gunther and Teddy.
  • Susan Egan (Megara) voiced Renee Frodgers.
  • Susanne Blakeslee (Maleficent) voices Valeriana
  • Tress MacNeille (Daisy Duck and Chip) voices Doris.
  • Wallace Shawn, Wayne Knight, Tony Hale, and Melissa Villaseñor (Rex, Al McWhiggin/Emperor Zurg (the Buzz Lightyear of Star Command version), Forky, and Karen Beverly) voice Humphrey Westwood, Ned, Apothecary Gary and Ally respectively.
  • Cree Summer (Kida, Hyena) voices Dr. Frakes.
  • Kate Micucci (Sara Murphy, Webby Vanderquack) voices Terri.
  • Dana Davis, Natalie Palamides, and Fred Tatasciore (Kelly, Foolduke, and Buff Frog) voice Jess, Fern, and Soggy Joe respectively.
  • Stephen Root (Bud Gleeful, Bubbles) voices Mayor Toadstool.
  • Matt Jones (Gunther Magnuson) voices Percy.
  • Cassie Glow (Young Cassandra) voices Molly Jo.
  • Alex Hirsch, Jason Ritter, and Kristen Schaal (Stan Pines/Soos, Dipper Pines, and Mabel Pines) voice the Curator, Barrel the Brave, and Bella respectively.
  • Thomas Middleditch (Penn Zero) voices Bernardo.
  • Brad Garrett (Eeyore) voices Robert Otto.
  • Rachel House (Gramma Tala) voices Parisia.
  • As a side note, Matt Braly is a fan of Keith David, and declared Megara to be one of his favorite Disney characters.
• The music is composed by TJ Hill, who also works on Fancy Nancy and The Owl House.
• There are multiple Steven Universe connections: Susan Egan (Rose Quartz) as Renee Frodgers, Kate Micucci (Sadie) as Terri, Charlyne Yi (Ruby) as The Three Stones Deity, and even Rebecca Sugar themself as the Strolling Minstrel from “Froggy Little Xmas” (named “Becka Salt” in Marcy’s Journal).
• The well-known Ru Paul not only voices Mr. X, but is also the basis of his design.
• Mother Olm is voiced by the even more well-known Whoopi Goldberg, who is also a Disney veteran (Shenzi).