Robert Conrad

Pasquinel

Richard Chamberlain

Alexander McKeag

Raymond Burr

James Clark

Sally Kellerman

Lise Bockweiss

Barbara Carrera

Clay Basket

Richard Crenna

Colonel Frank Skimmerhorn

Donald Pleasence

Sam Purchas

Alex Karras

Hans Brumbaugh

Lynn Redgrave

Charlotte Buckland Seccombe

Chad Everett

Major Maxwell Mercy

Stephanie Zimbalist

Elly Zendt

Brian Keith

Sheriff Axel Dumire

Dennis Weaver

R.J. Poteet

Mark Harmon

Captain John McIntosh

Cliff DeYoung

John Skimmerhorn

Gregory Harrison

Levi Zendt

Pernell Roberts

General Asher

Timothy Dalton

Oliver Seccombe

Andy Griffith

Professor Lewis Vernor

David Janssen

Narrator

Lois Nettleton

Maude Wendell

Cristina Raines

Lucinda McKeag Zendt

Anthony Zerbe

Mervin Wendell

Merle Haggard

Cisco Calendar

William Atherton

Jim Lloyd

Stephen McHattie

Jacques 'Jake' Pasquinel

Robert Vaughn

Morgan Wendell

Jesse Vint

Amos Calendar

Sharon Gless

Sidney Endermann

Glynn Turman

Nate Person

Adrienne La Russa

Clemma Zendt