Full cast of I Heart Arlo

Michael J. Woodard

Arlo (voice)

19 episodes

Mary Lambert

Bertie (voice)

19 episodes

Jonathan Van Ness

Furlecia (voice)

19 episodes

Haley Tju

Alia (voice)

19 episodes

Brett Gelman

Marcellus (voice)

19 episodes

Tony Hale

Teeny Tiny Tony (voice)

19 episodes

Mark Whitten

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

10 episodes

Michelle McMillan

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

8 episodes

Fred Tatasciore

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

8 episodes

Cathy Vu

Clown (voice) / Thao (voice) / News Anchor (voice)

8 episodes

Vincent Rodriguez III

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

8 episodes

Maria Bamford

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

7 episodes