出演者一覧（31名）

ダニー・デヴィート

The Lorax (voice)

エド・ヘルムズ

Once-ler (voice)

ザック・エフロン

Ted Wiggins (voice)

Rob Riggle

Mr. Aloysius O'Hare (voice)

テイラー・スウィフト

Audrey (voice)

ジェニー・スレイト

Mrs. Wiggins (voice)

Betty White

Grammy Norma (voice)

ナシム・ペドラド

Once-ler's Mom (voice)

ジョエル・スワトー

1st Marketing Guy (voice)

Michael Beattie

2nd Marketing Guy (voice)

Elmarie Wendel

Aunt Grizelda (voice)

デイブ B. ミッチェル

1st Commercial Guy (voice)

Dempsey Pappion

2nd Commercial Guy (voice)

Danny Cooksey

Brett / Chet (voice)

スティーヴン・トボロウスキー

Uncle Ubb (voice)

Chris Renaud

Forest Animals (voice)

Sherry Lynn

Additional Voices (voice)

Mickie McGowan

Additional Voices (voice)

ジャック・エンジェル

Additional Voices (voice)

ボブ・バーゲン

Additional Voices (voice)

Debi Derryberry

Additional Voices (voice)

Danny Mann

Additional Voices (voice)

Fletcher Sheridan

Cy (voice)

John Cygan

Additional Voices (voice)

Bill Farmer

Additional Voices (voice)

Jess Harnell

Additional Voices (voice)

Mona Marshall

Additional Voices (voice)

ラレイン・ニューマン

Additional Voices (voice)

Jan Rabson

Additional Voices (voice)

Claira Nicole Titman

Additional Voices (voice)

ジム・ワード

Additional Voices (voice)