Arlo the Alligator Boy

Michael J. Woodard

as Arlo Beauregard (voice)

Mary Lambert

as Bertie (voice)

Annie Potts

as Edmée (voice)

Vincent Rodriguez III

as Ansel Beauregard (voice)

Tony Hale

as Teeny Tiny Tony (voice)

Jonathan Van Ness

as Furlecia (voice)

Haley Tju

as Alia (voice)

Brett Gelman

as Marcellus (voice)

Flea

as Ruff (voice)

Jennifer Coolidge

as Stucky (voice)

Phil LaMarr

as Willow Button Guy/Gill/Barn Folk/Rich Man (voice)

Dee Bradley Baker

as Seagull/Purple Shirt Guy (voice)

Fred Tatasciore

as Jeromio/The Beast/Muscly Farmer/Barn Folk/Doorman (voice)