คุณปู่โรแลกซ์ มหัศจรรย์ป่าสีรุ้ง

Danny DeVito as The Lorax (voice) แซ็ก เอฟรอน as Ted Wiggins (voice) Nasim Pedrad as Once-ler's Mom (voice) Danny Cooksey as Brett / Chet (voice) Laraine Newman as Additional Voices (voice) Bill Farmer as Additional Voices (voice) Michael Beattie as 2nd Marketing Guy (voice) Sherry Lynn as Additional Voices (voice) Jenny Slate as Mrs. Wiggins (voice) Elmarie Wendel as Aunt Grizelda (voice) Chris Renaud as Forest Animals (voice) John Cygan as Additional Voices (voice) Claira Nicole Titman as Additional Voices (voice) Ed Helms as Once-ler (voice) Joel Swetow as 1st Marketing Guy (voice) Dempsey Pappion as 2nd Commercial Guy (voice) Jan Rabson as Additional Voices (voice) Mona Marshall as Additional Voices (voice) เทย์เลอร์ สวิฟต์ as Audrey (voice) Betty White as Grammy Norma (voice) เดฟ บี. มิทเชลล์ as 1st Commercial Guy (voice) Stephen Tobolowsky as Uncle Ubb (voice) Mickie McGowan as Additional Voices (voice) Jack Angel as Additional Voices (voice) Danny Mann as Additional Voices (voice) Rob Riggle as Mr. Aloysius O'Hare (voice) Bob Bergen as Additional Voices (voice) Debi Derryberry as Additional Voices (voice) Fletcher Sheridan as Cy (voice) Jess Harnell as Additional Voices (voice) จิม วอร์ด as Additional Voices (voice)

Ken Schretzmann Editor Yarrow Cheney Production Design Randy Thom Sound Re-Recording Mixer, Supervising Sound Editor, Sound Designer Kyle Balda Co-Director Cinco Paul Executive Producer, Songs, Screenplay Dennis Leonard Supervising Sound Editor Carter Goodrich Character Designer Audrey Geisel Executive Producer Gary Rizzo Sound Re-Recording Mixer Chris Meledandri Producer ดร.ซูสส์ Book Chris Renaud Director Ken Daurio Executive Producer, Screenplay Eric Guillon Character Designer Daniel Laurie ADR Supervisor, Dialogue Editor Julie Minasian Vocals John Powell Original Music Composer, Songs Claire Dodgson Editor