Changes

* Jack Mather among five appearances on ''Death Valley Days'', played legendary cattleman Charles Goodnight in the 1959 episode, "Old Blue." The story focuses on Goodnight's lead steer, Old Blue, who is stolen and thereafter adopted as a family pet. Myron Healey was cast in this episode as Red Snell and Jeanne Bates as Helen.<ref>{{cite web|url=https://www.imdb.com/title/tt0556687/?ref_=ttep_ep15|title=Old Blue on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=September 1, 2018}}</ref>

* Jack Mather among five appearances on ''Death Valley Days'', played legendary cattleman Charles Goodnight in the 1959 episode, "Old Blue." The story focuses on Goodnight's lead steer, Old Blue, who is stolen and thereafter adopted as a family pet. Myron Healey was cast in this episode as Red Snell and Jeanne Bates as Helen.<ref>{{cite web|url=https://www.imdb.com/title/tt0556687/?ref_=ttep_ep15|title=Old Blue on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=September 1, 2018}}</ref>

* Carole Mathews was cast as Belle Starr in the 1961 episode, "A Bullet for the D.A." In the story line, Belle unsuccessfully plots the revenge assassination of United States Attorney W. H. H. Clayton (Don Haggerty) during a Wild West show in [[Fort Smith, Arkansas|Fort Smith]], Arkansas. William Thourlby was cast as Belle's husband, Sam Starr, and Carlyle Mitchell, in his penultimate acting role as "Hanging Judge" Isaac Parker, under whom Clayton served. The episode reveals that attorney Clayton secretly taught Sam Starr how to read.<ref>{{cite web|url=https://www.imdb.com/title/tt0556533/?ref_=ttep_ep24|title=A Bullet for the D.A. on ''Death Valley Days''|accessdate=November 13, 2020}}</ref>

* Carole Mathews was cast as Belle Starr in the 1961 episode, "A Bullet for the D.A." In the story line, Belle unsuccessfully plots the revenge assassination of United States Attorney W. H. H. Clayton (Don Haggerty) during a Wild West show in [[Fort Smith, Arkansas|Fort Smith]], Arkansas. William Thourlby was cast as Belle's husband, Sam Starr, and Carlyle Mitchell, in his penultimate acting role as "Hanging Judge" Isaac Parker, under whom Clayton served. The episode reveals that attorney Clayton secretly taught Sam Starr how to read.<ref>{{cite web|url=https://www.imdb.com/title/tt0556533/?ref_=ttep_ep24|title=A Bullet for the D.A. on ''Death Valley Days''|accessdate=November 13, 2020}}</ref>

*Hedley Mattingly was cast as the [[photographer]] Eadweard Muybridge in the 1964 episode "The $25,000 Wager." In the story line, former Governor Leland Stanford, played by Harry Holcombe (1906–1987), a race-horse owner, hires Muybridge, to determine by multiple cameras whether all four legs of a horse are briefly off the ground while trotting. Diane Brewster was cast as Muybridge's wife, Flora.<ref>​ Ken Mayer was cast as Marshal Hobe Martin in the 1962 episode "Girl with a Gun." In the story line, an outlaw's vengeful daughter, Jennie Metcalf (Anne Helm), joins her father's gang after he is justifiably killed in a showdown with the marshal.<ref>{{cite web|url=https://www.imdb.com/title/tt0556622/?ref_=ttep_ep11|title=Girl with a Gun on ''Death Valley Days''|publisher=Internet Movie Base|accessdate=December 31, 2018}}</ref>

*Hedley Mattingly was cast as the [[photographer]] Eadweard Muybridge in the 1964 episode "The $25,000 Wager." In the story line, former Governor Leland Stanford, played by Harry Holcombe (1906–1987), a race-horse owner, hires Muybridge, to determine by multiple cameras whether all four legs of a horse are briefly off the ground while trotting. Diane Brewster was cast as Muybridge's wife, Flora.​ Ken Mayer was cast as Marshal Hobe Martin in the 1962 episode "Girl with a Gun." In the story line, an outlaw's vengeful daughter, Jennie Metcalf (Anne Helm), joins her father's gang after he is justifiably killed in a showdown with the marshal.<ref>{{cite web|url=https://www.imdb.com/title/tt0556622/?ref_=ttep_ep11|title=Girl with a Gun on ''Death Valley Days''|publisher=Internet Movie Base|accessdate=December 31, 2018}}</ref>

*Lin McCarthy (1918–2002) was cast as Dr. Tom Bell in the 1959 episode "The Scalpel and the Gun," the story of a frontier doctor whose indifference contributed to the death of a woman. Faced with disdain from his fellow settlers, he joins an outlaw gang and ultimately is hanged.<ref>{{cite web|url=https://www.imdb.com/title/tt0556876/|title=The Scalpel and the Gun on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=January 23, 2019}}</ref>

*Lin McCarthy (1918–2002) was cast as Dr. Tom Bell in the 1959 episode "The Scalpel and the Gun," the story of a frontier doctor whose indifference contributed to the death of a woman. Faced with disdain from his fellow settlers, he joins an outlaw gang and ultimately is hanged.<ref>{{cite web|url=https://www.imdb.com/title/tt0556876/|title=The Scalpel and the Gun on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=January 23, 2019}}</ref>

*Patty McCormack]appeared as young Virginia Reed in the 1960 episode, "A Girl Called Virginia," with John Anderson]as her stepfather, James F. Reed. Edward Platt was cast as Frank Graves. In the story line, the Donner Party crosses the Sierra Nevadas, but the Reeds are banished after a dispute ends in a death. Virginia proves helpful beyond her years as the family faces great hardship while headed to Sutter's Fort, California.<ref>{{cite web|url=https://www.imdb.com/title/tt0556538/|title=A Girl Called Virginia on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=October 10, 2018}}</ref>

*Patty McCormack]appeared as young Virginia Reed in the 1960 episode, "A Girl Called Virginia," with John Anderson]as her stepfather, James F. Reed. Edward Platt was cast as Frank Graves. In the story line, the Donner Party crosses the Sierra Nevadas, but the Reeds are banished after a dispute ends in a death. Virginia proves helpful beyond her years as the family faces great hardship while headed to Sutter's Fort, California.<ref>{{cite web|url=https://www.imdb.com/title/tt0556538/|title=A Girl Called Virginia on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=October 10, 2018}}</ref>