Series regulars or semi-regulars in 'Sierra' from 1970-1982:
- Ernest Thompson as Ranger Matt Harper (1974)
- Jack Hogan as Chief Ranger Jack Moore (1974)
- James G. Richardson as Ranger Tim Cassidy (1974)
- Michael Warren as Ranger P.J. Lewis (1974)
- Susan Foster as Ranger Julie Beck (1974)
1970-1982 Episode Guide for 'Sierra':
(Episodes with dates prior to 1970 aired as reruns.)
Season 1, episode 1
W: Preston Wood D: Bruce Bilson
With Robert Hogan (Joe), Dick Van Patten (Ed), Jess Walton (Gail), Joan Freeman (Wanda), Maggie Malooly (Bess). An action-adventure series about rangers at Sierra National Park. In the first show they're frustrated in attempts to capture Cruncher, a bear who constantly harasses tourists.
Season 1, episode 2
With Dale Johnson (Dr. Emory Martin), Anne Lockhart (Kate Kelly). A doctor on a research project is unaware of the contagious virus he carries.
Season 1, episode 3
With Gary Crosby (Ty Winslow), Brooke Bundy (Pam Winslow), Lee H. Montgomery (Cody Winslow), Steve Franken (Tommy), Joyce Bulifant (Shirley). Park rangers Cassidy and Harper resent having to baby-sit the young son of an injured ranger -- until he saves their lives.
Season 1, episode 4
With Jacques Aubuchon (Mikhail). The rangers track poachers who are preying on the park's deer.
Season 1, episode 5
W: Michael Donovan D: Roger Duchowny
With Stephen Manley (Jimmy Parker), Kevin Tighe (Paramedic Roy DeSoto), Randolph Mantooth (Paramedic John Gage), Jack Lucarelli (Rock Climber). Paramedics DeSoto and Gage travel to Sierra Park to study mountain rescue methods.
Season 1, episode 6
With Linden Chiles (Sen. Gregory Parker), Harry Townes (Vince), Tom F. Carter (Greg), Donald Mantooth (Scott Parker). A politician seeking re-election tries to polish his "rough and ready" image by pushing his two young sons into a dangerous rock climb, ignoring the advice of his press agent and Chief Ranger Moore.
Season 1, episode 7
D: Roger Duchowny
With Sharon Gless (Mary Jordan), Kip Niven (Jess Jordan), Ron Burke (Robin). Rangers Harper and Cassidy race against death to free a diver who is trapped underwater -- and also manage to capture Cruncher the bear.
Season 1, episode 8
W: William Froug D: Christian I. Nyby II
With Gretchen Corbett (Theodora Burke), Scott Brady (Walsh), Jed Allan. The rangers spend two tortuous days leading campers out of a forest fire which threatens to trap them all.
Season 1, episode 9
W: Michael Donovan D: Bruce Bilson
With Jack De Mave (Jerry), Kristine Greco (Camper). Rangers Tim Cassidy and Matt Harper conduct a frantic search for a frightened child lost on a dangerous mountain, and Cruncher the bear takes an unexpected ride on a raft.
Season 1, episode 10
With Stephen Manley (Jimmy), William Stevens (Jess), Joan Freeman (Wanda). A savage bear attacks a group of campers, and a careless child starts a fire in a redwood tree.
Season 1, episode 11
W: Eric Brown D: Georg Fenady
With Frank Aletter (Sam), Carmen Zapata (Mrs. Andrews), Karen Obediear (Jessica), Gavan O'Herlihy (Roy), Christopher Norris (Tammy), Evelyn Russell (Sylvia). An orphaned fawn and a blind child lost in the forest keep rangers Matt and Tim busy.
Season 1, episode 12
W: R. A. Cinader, Michael Donovan, Preston Wood D: Christian I. Nyby II
With Jim B. Smith (Chief Ranger Jack Moore), Dave Birkoff, Carl Roger Breedlove, Warren White (Ski Patrolman), Ann Morgan Guilbert, Michael Conrad (Frank), Laraine Stephens (Edie), Larry Delaney (Bob), Colby Chester (Ranger Matt Harper), Laurette Spang (Ranger Julie Beck), Roger Bowen (Sam). Unaired pilot movie for the recently-canceled series. The rangers deal with a snowstorm, injured skiers and frisky bears. (Last show of the series.)