<P> The first episode, "The Executioners" features Hugh O'Brian . Season 1 also included Jack Warden (Episode 1.3, "Throw a Long Rope"), Ricardo Montalban (Episode 1.4, "The Big Deal"), Aldo Ray (Episode 1.6, "The Big Deal"), Lee Marvin (Episode 1.9, "It Tolls for Thee"), Charles Bickford, Joan Freeman, and Charles Aidman (Episode 1.11, "The Devil's Children"), Bette Davis, Harold Gould (Episode 1.13, "The Accomplice"), Carol Lynley (1.14, "The Man from the Sea"), Brian Keith (1.15, "Duel at Shiloh"), Vera Miles (1.16, "The Exhiles"), (1.19, "The Man Who Couldn't Die"), David Wayne (1.21, "The Small Parade"), John Dehner (1.26, "Echo of Another Day"), and Dolores Hart (1.30, "The Mountain of the Sun"). </P> <P> The first episode of season 2 ("Ride a Dark Trail") featured Royal Dano . After that such stars as Broderick Crawford (2.4, "A Killer in Town"), Robert Redford (2.5, "The Evil That Men Do"), Albert Salmi (2.7, "Brother Thaddeus"), Yvonne De Carlo (2.12, "A Time Remembered"), Leonard Nimoy and DeForest Kelley (Episode 2.14, "A Man Of Violence"), Leo Genn (2.18, "The Thirty Days of Gavin Heath"), Bruce Dern (2.20, "First to Thine Own Self"), John Agar, Sheree North, Dennis Holmes, and Ross Elliott (Episode 2.24, "Another's Footsteps"), and Peter Breck and Bruce Dern (Episode 2.25, "Rope of Lies") were listed . </P> <P> With season 3, a new cast regular was introduced . Clu Gulager played the young deputy Emmett Ryker . However, even with the expanding cast, more guest stars were brought on to the show . In the first episode, (3.1, "Ryker") in which Gulager was introduced, Leslie Nielsen played a corrupt land grabber . Other actors included Victor Jory and Katharine Ross (3.2, "Dark Challenge"), Robert Culp and Jena Engstrom (3.3, "The Stallion"), Steve Forrest, (3.4, "The Hero"), Barbara Eden (3.6, "The Brazos Kid"), young Kurt Russell (3.8, "A Father For Toby"), George Kennedy (3.12, "A Gallows For Sam Horn"), John Gavin (3.13, "Portrait of a Widow"), and Lloyd Nolan (3.14, "The Payment"). Following the switch to Universal Studios from Revue, Fabian Forte starred as a young man suffering from schizophrenia in Episode 3.17, "Two Men Named Laredo". Others included Forrest Tucker and Andrew Prine (3.18, "Hideout"), Jack Warden (3.23, "Shadows of the Past"), Tom Simcox (3.26, "Dangerous Road"), Rhonda Fleming, William Smith, Neville Brand, and Peter Brown (3.30, "We've Lost a Train"). ("We've Lost a Train" also served as the pilot episode for the series Laredo .). </P> <P> William Shatner played as an old buddy of Trampas' in episode 3.4, "The Claim". Glenn Corbett played a young minister who marries Betsy in episode 4.5, "The Awakening". Others included Earl Holliman (4.6, "Ring of Silence"), Charles Bronson (4.8, "Nobility of Kings"), Harold J. Stone (4.12, "The Laramie Road"), James Best (4.14, "Letter of the Law"), Telly Savalas (4.17, "Men With Guns"), John Cassavetes (4.18, "Long Ride to Wind River"), Tony Bill (4.19, "Chaff in the Wind"), John Dehner (4.21, "Morgan Starr"), and Andrew Duggan (4.29, "A Bald Faced Boy"). </P>

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