Cheyenne
Mountain Fortress
TV Flash files “Mountain Fortress” as a desk essential hour — Cheyenne (1955–1963) on ABC, season 1, episode 1, aired 1955-09-20, 60 min.
From the desk
How this hour is filed
This leaf is S01E01: listed hour 1 of 108 in the Cheyenne guide, first listed hour of season 1. It aired 1955-09-20 (60 min). No earlier hour is listed in this guide. Next is “Julesburg” (S01E02).
Essential hour: “Mountain Fortress”. Mountain Fortress opens TV's first hour-long western smash: Walker as drifting landscape, Warner Bros. trail jobs already in the legend.

Viewer FAQ
Where does Mountain Fortress sit in the Cheyenne guide?
S01E01 is listed hour 1 of 108 — first listed hour of season 1, season 1 episode 1.
When did Cheyenne S01E01 air?
Mountain Fortress aired 1955-09-20 and is listed at 60 minutes.
Where should I start?
Start with Walker as Bodie on the trail-job weeks — the drifting mountain is the brief. Hour-western architecture is the reason to look.
In the series
Why this series still plays
Cheyenne is TV's first hour-long western smash: Clint Walker as a drifting mountain of a hero, Warner Bros. trail jobs, a contract walkout in the legend. Watch it in 2026 as the floodgate for adult hour westerns — 108 black-and-white episodes of big landscape, weekly ethics, and a studio factory learning to scale.
The silhouette is a mountain in a saddle. Clint Walker's towering Cheyenne Bodie wandered the West as a jack-of-all-trades loner on ABC's *Cheyenne* (1955–1962 in the facts; the catalog years run to 1963), 108 black-and-white episodes across seven seasons, widely cited as television's first successful hour-long western series. Trail jobs, moral tests, Walker filling the frame. Warner Bros. used it as a cornerstone of the network western boom. Big man, big landscape, weekly ethics. The timeline can argue about…
Filed against
- Clint Walker as Cheyenne Bodie
Clint Walker played Cheyenne Bodie on Cheyenne — TV's first hour-long western smash, a drifting mountain of a hero, Warner Bros. trail jobs, a contract walkout in the legend. 108 black-and-white episodes of big landscape and weekly…