I Heart Arlo

Michael J. Woodard

Arlo (voice)

Mary Lambert

Bertie (voice)

Jonathan Van Ness

Furlecia (voice)

Haley Tju

Alia (voice)

Brett Gelman

Marcellus (voice)

Tony Hale

Teeny Tiny Tony (voice)

Mark Whitten

Rat King (voice) / Garbage Collector 1 (voice), Alro (voice), Sam (voice), Deckhand (voice), Baby Teeth (voice) / Mr. Jeromio Jones (voice), Tony's Dad (voice) / Family (voice) / Cats (voice), Walla (voice), Male Cop (voice) / Baby Teeth (voice), Townsperson (voice) / Crowd (voice), Old Man (voice)

Michelle McMillan

TV Reporter (voice), Ms. Jeromio Smith (voice) / Stroller Woman (voice), Old Woman (voice), Walla (voice), Chicken Vendor (voice) / Leisure Wear (voice), Random Crowd Person (voice) / Crowd (voice), Sailor 2 (voice) / Sailor 4 (voice), Young Woman (voice) / Long Haired Woman (voice)

Fred Tatasciore

Jeromio (voice) / Grant (voice) / Dust Ghost (voice), Jeromio (voice) / Driving Guy (voice) / Detective Stroller, Beast (voice), Unfulfilled Old Man (voice) / Chicken Customer (voice)

Cathy Vu

Thao (voice), Clown (voice), News Anchor (voice)

Vincent Rodriguez III

Ansel (voice), Ansel (voice) / Child Ansel (voice)

Maria Bamford

Tony's Mom (voice) / Family (voice) / Cats (voice), Garbage Collector 2 (voice), Granny (voice), Cop (voice), Bortie (voice), Wife (voice) / Kids (voice) / Walla (voice), Aunt Guy (voice)