Maak kennis met een paar ontsnapte knaagdieren met een wereldschokkend geheim. In deze spannende animatiefilm is de lieve moedermuis Mrs. Brisby van plan hemel en aarde te bewegen om haar gezin te redden van de ploeg van boer Fitzgibbon!
Nee, helaas is Het Geheim van NIMH nog niet beschikbaar op Netflix in Nederland.
| Writing | Don Bluth | Screenplay |
| Writing | Will Finn | Screenplay |
| Writing | Gary Goldman | Screenplay |
| Writing | Robert C. O'Brien | Novel |
| Directing | Don Bluth | Director |
| Sound | Jerry Goldsmith | Original Music Composer |
| Production | John Pomeroy | Producer |
| Production | Rich Irvine | Executive Producer |
| Production | Don Bluth | Producer |
| Production | James L. Stewart | Executive Producer |
| Editing | Jeffrey C. Patch | Editor |
| Writing | John Pomeroy | Screenplay |
| Production | Gary Goldman | Producer |
| Visual Effects | Vera Pacheco | Animation |
| Sound | Donald O. Mitchell | Sound Re-Recording Mixer |
| Visual Effects | Buck Lewis | Character Designer |
| Sound | Rick Kline | Sound Re-Recording Mixer |
| Sound | David Horton Sr. | Sound Effects Editor |
| Visual Effects | Don Bluth | Visual Development |
| Visual Effects | Dorse A. Lanpher | Visual Effects Supervisor |
| Visual Effects | Don Bluth | Animation Director |
| Visual Effects | Gary Goldman | Animation Director |
| Visual Effects | Fred Craig | Visual Effects Director |
| Visual Effects | John Pomeroy | Animation Director |
| Visual Effects | Diann Landau | Animation |
| Visual Effects | Skip Jones | Animation |
| Sound | Alexander Courage | Orchestrator |
| Writing | Paul Williams | Lyricist |
| Sound | Jerry Goldsmith | Songs |
| Sound | Arthur Morton | Orchestrator |
| Production | Mel Griffin | Production Executive |
| Production | Fred Craig | Production Manager |
| Visual Effects | Lorna Cook | Animation |
| Visual Effects | Dave Spafford | Animation |
| Visual Effects | Will Finn | Animation |
| Visual Effects | Linda Miller | Animation |
| Visual Effects | Dan Kuenster | Animation |
| Visual Effects | Heidi Guedel | Animation |
| Visual Effects | David Molina | Animation |
| Visual Effects | Emily Jiuliano | Animation |
| Visual Effects | Kevin Wurzer | Animation |
| Directing | Don Bluth | Layout |
| Directing | Larry Leker | Layout |
| Art | Don Moore | Background Designer |
| Art | Ron Dias | Background Designer |
| Art | David Goetz | Background Designer |
| Visual Effects | Tom Hush | Visual Effects |
| Visual Effects | Diann Landau | Visual Effects |
| Visual Effects | Bruce Heller | Visual Effects |
| Visual Effects | Scott Santoro | Visual Effects |
| Visual Effects | Hope London | Visual Effects |
| Visual Effects | Barry Whitebook | Visual Effects |
| Visual Effects | Jeff Etter | Visual Effects |
| Visual Effects | Vincent DeFrances | Visual Effects |
| Camera | Jue Jiuliano | Camera Operator |
| Camera | Charles Warren | Camera Operator |
| Crew | Stephan Barnes | Creative Consultant |
| Crew | Richard A. Gabrio | Creative Consultant |
| Crew | Martin S. Jacobson | Creative Consultant |
| Sound | Len Engel | Music Editor |
| Sound | Michael Clifford | Music Editor |
| Sound | John Roesch | Foley |
| Sound | James Cavarretta | Sound Effects |
| Crew | John Richards | Score Engineer |
| Sound | Garry Ulmer | Sound Recordist |
| Sound | James Cavarretta | Sound Recordist |
| Sound | Donald O. Mitchell | Sound Mixer |
| Sound | Rick Kline | Sound Mixer |
| Sound | Kevin O'Connell | Sound Mixer |
| Production | Caralyn Warren | Production Assistant |
| Production | Carolyn Morris | Production Assistant |
| Production | Charles Kurts | Production Assistant |
| Production | Julie Spafford | Production Assistant |
| Production | Bob Chevalier | Production Assistant |
| Production | Edna Hartling | Production Assistant |
| Production | Sarah-Jane King | Production Assistant |
| Production | Mike Vest | Production Assistant |
| Production | Terri Eddings | Production Assistant |
| Production | Victor Solis | Production Assistant |
| Production | David J. Steinberg | Production Assistant |
| Editing | Richard Ritchie | Color Timer |
| Editing | Donah Bassett | Negative Cutter |
| Production | G. Thomas Baker | Accountant |
| Production | Diana Adams | Accountant |
| Production | Tom Irvine | Accountant |
| Production | Elaine Miller | Accountant |
| Production | Jan Goldman | Accountant |
| Directing | Dan Molina | Assistant Director |
