Pernell Roberts

as Dr. Elliott Valin(2 eps)

as George Fallon(1 ep)

as Dr. Simon Martingale

as Andrew Valiant

as Thatcher Horton

as Captain Speedy(3 eps)

as Prof. Harry Hadley-Smithe

as Marshal Dancey

as Narrator

as Self

as Charles Stanton(1 ep)

as Self

as Mayor Hill

as Marshal J.D. Ward

as Trapper John McIntyre(151 eps)

as Sheriff Marsden

as Alex Sheridan

as Anthony Cassala(2 eps)

as General Asher(12 eps)

as Jamison

as Brian Mallory(2 eps)

as Clint Hollister(1 ep)

as Sherrif Yates

as Detective Superintendant Molly(1 ep)

as Fire Chief Madison(1 ep)

as Sheriff Connelly(2 eps)

as Colonel Elbert Braithwaite(8 eps)

as Pompiho

as Mike

as Camera Shop Proprietor

as Lt. Lee

as Rosh Kalee /Barney Groves /Major George Pearson(1 ep)

as Barnes(1 ep)

as Dr. Louis Kinoy(1 ep)

as Collicos(1 ep)

as Brock Dillon

as B.J. Anderson(1 ep)

as Mark Wharton(1 ep)

as Senator Griffith(1 ep)

as Charley Finn(1 ep)

as Matthew Donniger(1 ep)

as Neal Duncan

as Jackson Buckley

as Ralph Foster(1 ep)

as Jim Conrad

as Billy Joe(1 ep)

as Sam Benner

as Roger(1 ep)

as Tom Boyd(1 ep)

as Dr. Frank Bartell(1 ep)

as Lon Phillips(2 eps)

as Marshall Ross

as Hank(1 ep)

as Ernie Subich(1 ep)

as Jigger Craigin

as Frank Vincent(1 ep)

as Lenny Marshall(1 ep)

as President Beyron Rurich(2 eps)

as Chief Manuel Corba(1 ep)

as Col. Hans Krim(1 ep)

as Joey Celeste(1 ep)

as Sean O'Reilley(1 ep)

as Madigan(1 ep)

as Ed Tanner(1 ep)

as Self(2 eps)

as Jim Boyer Sr.(1 ep)

as Adam Cartwright(202 eps)

as Sam Boone

as Sgt. Vaill(1 ep)

as Fent Harley(1 ep)

as Chocktaw Neal

as Pierre Cabot

as Count Schoenfeld(1 ep)

as Thorabore(1 ep)

as Pau-Puk-Keewis(1 ep)

as Count DeSpard(1 ep)

as Bannion(1 ep)

as Salt River Smith(1 ep)

as Deuce Braden(1 ep)

as Maury Travis(1 ep)

as Jet Mason(1 ep)

as Lew Banning(1 ep)

as Hassan(3 eps)

as Nat Pilcher(1 ep)

as Dave Reeves(1 ep)

as Phil(1 ep)

as Self (archive footage)(1 ep)