Four nuns, led by Sister Teresa, begin a treacherous journey across the Arizona desert in 1870. Their faith enables them to deal with the challenges of nature and the hostility of their fellow mankind.
| Actor | Role |
|---|---|
 Helen HayesSister Theresa | Sister Theresa |
 Katy JuradoSister Monica | Sister Monica |
 Janice RuleSister Martha | Sister Martha |
 Narda OnyxSister Hyacinth | Sister Hyacinth |
 Ralph MeekerCarbine Webb | Carbine Webb |
 Jim DavisSheriff | Sheriff |