Cruncher
12th September 1974Panic at Cathedral Creek
19th September 1974Taking Cody Winslow
26th September 1974The Poachers
3rd October 1974The Urban Rangers
18th October 1974Holiday
26th October 1974Tails, You Lose
7th November 1974The Trek
8th November 1974Time Off
21st November 1974The Giant
5th December 1974The Fawn
9th December 1974The Rangers
24th December 1974Sierra is a short-lived 1974 television crime drama series focusing on the efforts of National Park Service rangers to enforce federal law and to effect wilderness rescues. The program aired on NBC and was packaged by Jack Webb's Mark VII Limited for Universal Television. John Denver wrote the show's theme song. Robert A. Cinader, executive producer of Mark VII's Emergency!, handled this program also; Bruce Johnson produced.