The Lorax (voice)

Once-ler (voice)

Ted Wiggins (voice)

Mr. Aloysius O'Hare (voice)

Audrey (voice)

Mrs. Wiggins (voice)

Grammy Norma (voice)

Once-ler's Mom (voice)

1st Marketing Guy (voice)

2nd Marketing Guy (voice)

Aunt Grizelda (voice)

1st Commercial Guy (voice)

2nd Commercial Guy (voice)

Brett / Chet (voice)

Uncle Ubb (voice)

Forest Animals (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Cy (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Additional Voices (voice)

Visual Effects

Production

Acting

Visual Effects

Writing

Editing

Sound

Art

Writing

Editing

Editing

Production

Sound

Directing

Writing

Sound

Sound

Sound

Sound

Production

Sound

Sound

Directing

Writing

Art

Writing

Writing

Lighting

Sound

Sound

Sound