Directed by
| Christian I. Nyby II | ||
Writing Credits
| Robert A. Cinader | ... | (created by) (as R.A. Cinader) |
| Stephen Downing | ... | (as Michael Donovan) |
| Stephen Downing | ... | (writer) (as Michael Donovan) |
| Robert A. Cinader | ... | (writer) |
| Robert A. Cinader | ||
| Preston Wood | ... | (writer) |
| Preston Wood | ||
Cast (in credits order)
 |
James G. Richardson | ... | Ranger Tim Cassidy |
| Colby Chester | ... | Ranger Matt Harper | |
| Jim B. Smith | ... | Chief Ranger Jack Moore | |
| Laurette Spang | ... | Ranger Julie Beck | |
| Laraine Stephens | ... | Edie | |
|
|
Larry Delaney | ... | Bob |
| Michael Conrad | ... | Frank | |
| Roger Bowen | ... | Sam | |
|
|
Carl Roger Breedlove | ||
|
|
Dave Birkoff | ||
| Ann Morgan Guilbert | |||
| Rest of cast listed alphabetically: | |||
| Stanley Brock | ... | Crandall | |
| John Calvin | ... | Crowder | |
|
|
Susan Foster | ... | Ranger Julie Beck |
| Jack Hogan | ... | Chief Ranger Jack Moore | |
| John Ireland | ... | Carson | |
|
|
Scott Perry | ... | Officer |
| Michael Warren | ... | Ranger P.J. Lewis | |
Produced by
| Edwin Self | ... | producer |
| Jack Webb | ... | executive producer |
Music by
| Lee Holdridge | ||
Cinematography by
| William Brown | ||
| Robert Wyckoff | ||
Editing by
| John Kaufman | ||
| Bill Parker | ||
Art Direction by
| James Martin Bachman | ||
Camera and Electrical Department
| Doug Mathias | ... | best boy: Electric / best boy: electric |
| Ronald McLeish | ... | gaffer |
| Gene A. Talvin | ... | camera operator: second unit |
| Ronald W. McLeish | ... | gaffer (uncredited) |
Music Department
| Denny Brooks | ... | singer: theme music |
| John Denver | ... | lyricist: theme music |
| Lee Holdridge | ... | composer: theme music |
Additional Crew
| Beverly Johnson | ... | Technical Advisor, Climbing Scenes |
| Micheal Pociecha | ... | assistant animal supervisor |
| Ron Veto | ... | underwater diver |
