Colorado Saga
Robert ConradPasquinel
Richard ChamberlainAlexander McKeag
Sally KellermanLise Bockweiss
Barbara CarreraClay Basket
Richard CrennaColonel Frank Skimmerhorn
Donald PleasenceSam Purchas
Alex KarrasHans Brumbaugh
Lynn RedgraveCharlotte Buckland Seccombe
Chad EverettMajor Maxwell Mercy
Stephanie ZimbalistElly Zendt
Brian KeithSheriff Axel Dumire
Dennis WeaverR.J. Poteet
Mark HarmonCaptain John McIntosh
Cliff DeYoungJohn Skimmerhorn
Gregory HarrisonLevi Zendt
Pernell RobertsGeneral Asher
Timothy DaltonOliver Seccombe
Andy GriffithProfessor Lewis Vernor
David JanssenNarrator
Lois NettletonMaude Wendell
Cristina RainesLucinda McKeag Zendt
Anthony ZerbeMervin Wendell
Merle HaggardCisco Calendar
William AthertonJim Lloyd
Stephen McHattieJacques 'Jake' Pasquinel
Robert VaughnMorgan Wendell
Jesse VintAmos Calendar
Sharon GlessSidney Endermann
Glynn TurmanNate Person
Adrienne La RussaClemma Zendt
Raymond BurrHerman Bockweiss
Robert PhalenRev. Holly
Clive RevillFinlay Perkin
Michael AnsaraLame Beaver
James Best
Alan NapierLord Venneford
Joaquín MartínezCapt. Salcedo
Julio MedinaFather Gravez
Greg MullaveyMule Canby
Geoffrey LewisSheriff Bogardus
Morgan PaullPhilip Wendell as Adult
Julie SommarsAlice Grebe
William BogertWalter Bellamy
Lynn BordenVesta Volkema
Alan CaillouBooth-Clibborn
Claude Jarman Jr.Earl Grebe