 | Thomas Dekker als Littlefoot (voice) |
 | Kenneth Mars als Grandpa (voice) |
 | Anndi McAfee als Cera (voice) |
 | Aria Noelle Curzon als Ducky (voice) |
 | Jeff Bennett als Petrie / Spike (voice) |
 | Nancy Cartwright als Dana (voice) |
 | Sandy Fox als Dinah (voice) |
 | Miriam Flynn als Grandma (voice) |
 | John Ingle als Cera's Dad (voice) |
 | Danny Mann als Allosaurus (voice) |
 | Kris Kristofferson als Doc (voice) |
| Susan Blu | Casting |
| Bob Simmons | Special Effects |
| Lee Ae Soon | Animation |
| Sam-Bong Baik | Animation |
| Kwon Gee Soo | Animation |
| Kim Jin Young | Animation |
| Park Joo Hyung | Animation |
| Kyoung-mee Kim | Animation |
| Kim Soon Ye | Animation |
| Pablo Velasco | Animation |
| Manuel J. García | Production Manager |
| Pedro Alvarez | Layout |
| Hangduk Cho | Animation Director |
| Park Jung Kyu | Animation |
| Jesús Minguet | Animation |
| Hyunbo Simm | Animation Director |
| Marian Sobrado | Animation |
| Park Tae Soo | Animation |
| Eduardo Urrutia | Animation |
| Tom Wooldridge | Animation |
| Kim Yung Keun | Animation |
| Judy Freudberg | Characters |
| Kris Daly | Foley |
| Park Chan Wok | Animation |
| Yoon Eun Ah | Animation |
| Hong Soon Gil | Animation |
| Carlos Varela | Animation |
| Lee Young Lim | Animation |
| Kelly Ann Foley | ADR & Dubbing |
| Alex de Orbe | Animation |
| Jon Fernández | Animation |
| Suh Sung Jin | Animation |
| Ji Young Hea | Animation |
| Kilwoong Kim | Production Manager |
| Ji Do Keun | Animation |
| Choi Gwi Don | Animation Director |
| Kim Ki Tae | Animation |
| Arrate Larruskain | Animation |
| Lee Sang Jun | Animation |
| Choi Sun Mi | Animation |
| Duksoo Yang | Animation Director |
| Won Yo Shin | Animation |
| John Loy | Screenplay |
| Lee Dea Hee | Animation |
| Yoon Hyo Sook | Animation |
| Choi In Jun | Animation |
| Lee Jong Yong | Animation |
| Kim Keon Hwa | Animation |
| Arrate Larruskain | Animation |
| Charles Grosvenor | Director |
| Jay Bixsen | Editor |
| Jonathan Kang | Production Manager |
| J.K. Choi | Animation |
| An Chung | Animation |
| Arnoldo Cirilli | Animation |
| Andrew Gentle | Animation |
| Kim Hak Yul | Animation |
| Song Youl Han | Animation |
| Hoon-chil Jou | Animation Director |
| Moon Kang Soo | Animation |
| Won Dong Kun | Animation |
| Asier Martínez | Animation |
| Flavia Mitman | Animation |
| Pedro Molina | Animation |
| Fernando Pérez | Animation |
| Alex San Vicente | Animation |
| Javier Vaquero | Animation |
| Kim Jung | Special Effects |
| Aleix Barbat | Animation |
| Marisol García | Animation |
| Javier Gutiérrez | Animation |
| Peggy Hawley | Animation |
| Yoon Hong Kun | Animation |
| Shahen Jordan | Animation |
| Kang Jung-Wha | Animation |
| Choi Sun Ae | Animation |
| Kim Young Mee | Animation |
| Chris Doyle | Animation |
| Yang Hee Man | Animation |
| Mimi Kwon | Animation |
| Ki Sup Lee | Animation |
| Shin Oohk Hee | Animation |
| Paca Thomas | Sound Effects Editor |
| Vicente Sobrado | Animation |
| Ahn Hyo Bin | Animation |
| Arnold Valencia | Animation |
| Don Heung Yeo | Animation |
| Koh Hyo Suk | Animation |
| Hwang Jae Sik | Animation |
| Kim Jin Sang | Animation |
| Ham Keun-sik | Animation |
| Seong Sook Kyung | Animation |
| Sonsoles Vicente | Animation |
| Fil Brown | Sound Re-Recording Mixer |
| James Hodson | Sound Re-Recording Mixer |
| Sung Bok Dok | Animation |
| Min Keyung Won | Animation |
| Ha Sang Woo | Animation |
| Melissa Ellis | Sound Re-Recording Mixer |
| Lee An Na | Animation |
| Robin Conover | Modeling |
| Jung Jin Chan | Animation |
| Park Ma Kang | Animation |
| Charles Grosvenor | Producer |
| Phyllis Ginter | Foley |
| Shin Duk Hye | Special Effects |
| Marina Cappas | Animation |
| Wi Jung Bok | Animation |
| Lorraine Marue | Animation |
| Youngchan Shin | Animation |
| Nacho Ugalde | Animation |
| Ko Eun Jeong | Animation |
| Diego Gobbo | Animation |
| Hong Jin Su | Animation |
| Lee Jung Hwoan | Animation |
| Michael Longden | Animation Director |
| Ko Yoon Jeong | Animation |
| Gorka Aranburu | Layout |
| Eun Young Byun | Animation |
| Estrella Capin | Animation |
| Zeon Davush | Animation Supervisor |
| Kim Han Soo | Animation |
| Yoon Hyo Sook | Animation |
| Heo Kyoung Sook | Animation |
| Kim Sang Ki | Animation |
| Lim Young Bae | Animation |
| Lee Young Ju | Animation |
| Tony Geiss | Characters |
| Alberto Acelay | Modeling |
| Gorka Brouard | Animation |
| Kepa Koldo de Orbe | Animation |
| Orlando Gumatay | Animation |
| Lee Jae Soo | Animation |
| Kim Jung Ho | Animation |
| Ho Jung Hoon | Animation |
| Lee Tae Woo | Animation |
| Won You Jin | Animation |
| Yang Youn Sok | Animation |
| Won You Sun | Animation |
| Kim Yung Inn | Animation |
| Danik Thomas | Producer |
| Chris Cho | Supervising Technical Director |
| Terence Cummings | Producer |
| Joe Cook | Telecine Colorist |
| Donna Mouliot | Additional Music Supervisor |
| Susan Blu | ADR & Dubbing |
| Melissa Ellis | Dialogue Editor |
| Terry Reiff | Music Editor |
| Ha Yu Young | Animation |
| Michael Tavera | Original Music Composer |
| Flamarion Ferreira | Art Direction |
| Kelly McGovern | Production Coordinator |
| Gloria Hoffman | Studio Teacher |
| Helen Bricker | Studio Teacher |
| Flamarion Ferreira | Storyboard Artist |
| Ian Freedman | Storyboard Artist |
| Patricia Wong | Storyboard Artist |
| Robin Conover | Storyboard Artist |
| Travis Cowsill | Storyboard Artist |
| Libby Hinson | Screenplay |
| Melinda Rediger | Associate Producer |
| Rocky Solotoff | Associate Producer |
| Michele Brourman | Songs |
| Amanda McBroom | Songs |
