Changes

* Roger Mobley was cast as Matt Denby, Jr., in the 1960 episode, "The Madstone." In the story line, young Denby is bitten by a rabid skunk and must travel 150 miles alone to get access to a madstone]owned by his estranged grandfather, Caleb Reese (George Macready), a method that was then the only treatment possible for rabies. Myron Healey played Denby's father, whose wife stays behind when he moves to start a new ranch in New Mexico Territory. Denby, Sr., is alienated from the boy's maternal grandfather but makes amends so the family can remain in Texas.<ref>{{cite web|url=https://www.imdb.com/title/tt0556837/|title=The Madstone on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=October 1, 2018}}</ref>

* Roger Mobley was cast as Matt Denby, Jr., in the 1960 episode, "The Madstone." In the story line, young Denby is bitten by a rabid skunk and must travel 150 miles alone to get access to a madstone]owned by his estranged grandfather, Caleb Reese (George Macready), a method that was then the only treatment possible for rabies. Myron Healey played Denby's father, whose wife stays behind when he moves to start a new ranch in New Mexico Territory. Denby, Sr., is alienated from the boy's maternal grandfather but makes amends so the family can remain in Texas.<ref>{{cite web|url=https://www.imdb.com/title/tt0556837/|title=The Madstone on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=October 1, 2018}}</ref>

* Ricardo Montalbán played Joaquin Murrieta in the 1960 episode, "Eagle in the Rocks." Others cast in the episode were Karl Swenson, Lisa Gaye, and Jack Kruschen.

* Ricardo Montalbán played Joaquin Murrieta in the 1960 episode, "Eagle in the Rocks." Others cast in the episode were Karl Swenson, Lisa Gaye, and Jack Kruschen.

* Alvy Moore, prior to his role as county agent] Hank Kimball on CBS's ''Green Acres'' situation comedy, played in the 1962 episode, "The Grass Man," the [[Switzerland|Swiss]]-American botanist |David Douglas, for whom the[Douglas fir tree is named. Keenan Wynn co-starred as Douglas' friend, Josh Tavers. Iron Eyes Cody played an Indian chief who threatens to kill Douglas and Tavers.<ref>{{cite web|url=https://www.imdb.com/title/tt0556626/|title=The Grass Man in Death Valley Days|publisher=Internet Movie Data Base|date=November 13, 1962|accessdate=August 2, 2015}}</ref>

* Alvy Moore, prior to his role as the bumbling county agent Hank Kimball on CBS's ''Green Acres'' situation comedy, played in the 1962 episode, "The Grass Man," the [[Switzerland|Swiss]]-American botanist |David Douglas, for whom the[Douglas fir tree is named. Keenan Wynn co-starred as Douglas' friend, Josh Tavers. Iron Eyes Cody played an Indian chief who threatens to kill Douglas and Tavers.<ref>{{cite web|url=https://www.imdb.com/title/tt0556626/|title=The Grass Man in Death Valley Days|publisher=Internet Movie Data Base|date=November 13, 1962|accessdate=August 2, 2015}}</ref>

* Erin Moran was cast, pre-''Happy Days'', at the age of nine as Mary Elizabeth Foster in the 1969 episode, "The Tenderfoot," the story of three orphans in the West given rights to a gold mine. Mitch Vogel played her middle brother, Jerry Ray Foster; Kevin Burchett, their older brother, Billy Earl Foster, and Chubby Johnson portrayed the prospector Jake.<ref>{{cite web|url=https://www.imdb.com/title/tt0556885/|title=The Tenderfoot on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=December 12, 2018}}</ref>

* Erin Moran was cast, pre-''Happy Days'', at the age of nine as Mary Elizabeth Foster in the 1969 episode, "The Tenderfoot," the story of three orphans in the West given rights to a gold mine. Mitch Vogel played her middle brother, Jerry Ray Foster; Kevin Burchett, their older brother, Billy Earl Foster, and Chubby Johnson portrayed the prospector Jake.<ref>{{cite web|url=https://www.imdb.com/title/tt0556885/|title=The Tenderfoot on ''Death Valley Days''|publisher=Internet Movie Data Base|accessdate=December 12, 2018}}</ref>

* Roland Morris (1922–1986) was cast as journalist Sam Swift in the 1954 episode, "Mr. Godiva". In the story line, Swift must earn a fortune in three days to gain permission to marry Marjorie Delafield (Yvonne Crossley in her only credited acting role), the daughter of business mogul Marcus Delafield (Emile Meyer).<ref>{{cite web|url=https://www.imdb.com/title/tt0556681/|title=Mr. Godiva on ''Death Valley Days''|publisher=Internet Movie Database|accessdate=April 30, 2019}}</ref>

* Roland Morris (1922–1986) was cast as journalist Sam Swift in the 1954 episode, "Mr. Godiva". In the story line, Swift must earn a fortune in three days to gain permission to marry Marjorie Delafield (Yvonne Crossley in her only credited acting role), the daughter of business mogul Marcus Delafield (Emile Meyer).<ref>{{cite web|url=https://www.imdb.com/title/tt0556681/|title=Mr. Godiva on ''Death Valley Days''|publisher=Internet Movie Database|accessdate=April 30, 2019}}</ref>