Cast of Harold and the Purple Crayon

Zachary Levi plays Harold, the imaginative young boy who embarks on creative adventures with his purple crayon.

Lil Rel Howery voices Moose, a character that encounters Harold during his adventures.

Zooey Deschanel plays Terry, who is part of Harold's world.

Benjamin Bottani portrays Mel, another character who crosses paths with Harold.

Tanya Reynolds voices Porcupine, one of the animals Harold meets on his journey.

Jemaine Clement plays Gary, a character Harold meets during his creative explorations.

Alfred Molina serves as the Narrator, providing the voice-over that guides viewers through Harold's story.

Pete Gardner portrays Detective Love, another figure in Harold's creative world.

Camille Guaty takes on the role of Junior Detective Silva, who appears in Harold's imaginative story.

Ravi Patel plays Prasad, a character involved in Harold's adventures.

Zele Avradopoulos plays Ms. Hemm, a character in the film.

Patrice Fisher takes on the role of the Principal, part of the setting in Harold's adventure.