Season 1
1974 | 12 Episodes
Yosemite National Park fills in for the fictitious Sierra where head ranger Jack Moore supervises a diverse group of employees. Their daily encounters with the public range from the lost and friendly to the beligerent and destructive. There is also a problem bear Cruncher.
Country: United States
Type: scripted
Status: Ended
Language: English
Release Date: September 12, 1974
Also Known As: 48 Stunden für Dr. Martin, Sierra
Production Co: Mark VII Ltd., Universal Television
1974 | 12 Episodes