Jameson Parker

as Jethro

as Troy (voice)

as Richard Ives

as Dr. Smith

as Lyle Stedman

as Mike Pritcher

as Harrison Kershaw

as John Atkins

as A.J. Simon

as Ben Hutchins

as Sergeant Bob Horne

as Robert Edelman

as Luke Ward

as Eric Riley

as David

as Frank Harvey

as Brian Marsh

as Don North

as Dave Buchanon

as Self

as Gordon Forbes

as Dane Kenderson

as Tim Kendall

as Roland Grale

as Whitney Delaworth III

as A.J. Simon

as Randy Bordeaux

as A.J. Simon

as Sam Daniels

as Nick Baxter

as Bud

as Ed Taggert

as Buddy Willard

as J.J. Palfrey

as Jack