Question: Who played the banker on the western drama television series starring Michael Landon?

Context paragraphs:
Father Murphy: Father Murphy is an American television western drama series that aired on the NBC network from November 3, 1981, to September 18, 1983.  Michael Landon created the series, was the executive producer, and directed the show in partnership with William F. Claxton, Maury Dexter, Victor French and Leo Penn.

Us (film): Us is a 1991 television movie broadcast on CBS, produced, written and directed by Michael Landon.  Landon also starred in the film, along with Barney Martin and Casey Peterson.  It was a pilot for what would have been Landon's fourth consecutive television series; Landon's death that year precluded its going ahead.  Landon played Jeff Hayes, a man just released from prison after serving many years due to being wrongfully convicted of killing a wealthy man's wife.

I Was a Teenage Werewolf: I Was a Teenage Werewolf is a 1957 horror film starring Michael Landon as a troubled teenager, Yvonne Lime and Whit Bissell.  It was co-written and produced by cult film producer Herman Cohen---and was one of the most successful films released by American International Pictures (AIP).

Little House on the Prairie (TV series): Little House on the Prairie (known as Little House: A New Beginning in its final season) is an American western drama television series, starring Michael Landon, Melissa Gilbert, and Karen Grassle, about a family living on a farm in Walnut Grove, Minnesota, in the 1870s and 1880s.  The show is an adaptation of Laura Ingalls Wilder's best-selling series of "Little House" books.  Television producer and NBC executive Ed Friendly became aware of the story in the early 1970s.  He asked Michael Landon to direct the pilot movie.  Landon agreed on the condition that he could also play Charles Ingalls.

Love Comes Softly: Love Comes Softly is a 2003 Christian drama television movie set in the 19th century, based on a series of books by Janette Oke.  It originally aired on Hallmark Channel in 2003.  It was directed by Michael Landon Jr., and stars Katherine Heigl as a young woman named Marty Claridge.

Kung Fu (TV series): Kung Fu is an American action-adventure martial arts western drama television series starring David Carradine.  The series aired on ABC from October 1972 to April 1975 for a total of 63 episodes.  "Kung Fu" was preceded by a full-length (90 minutes, with commercial breaks) feature television pilot, an "ABC Movie of the Week", which was broadcast on February 22, 1972.  The series became one of the most popular television programs of the early 1970s, receiving widespread critical acclaim and commercial success upon its release.

Sam Edwards: Sam Edwards (May 26, 1915 – July 28, 2004) was an American actor.  His most famous role on television was a banker on "Little House on the Prairie".

Bonanza: Bonanza is an NBC television western series that ran from 1959 to 1973.  Lasting 14 seasons and 431 episodes, "Bonanza" is NBC's longest-running western, and ranks overall as the second-longest-running western series on U.S. network television (behind CBS's "Gunsmoke"), and within the top 10 longest-running, live-action American series.  The show continues to air in syndication.  The show is set around the 1860s and it centers on the wealthy Cartwright family, who live in the area of Virginia City, Nevada, bordering Lake Tahoe.  The series stars Lorne Greene, Dan Blocker, Michael Landon, Pernell Roberts (who left after six seasons), and later David Canary and Mitch Vogel.  The show is known for presenting moral dilemmas.

Highway to Heaven: Highway to Heaven is an American television drama series which ran on NBC from 1984 to 1989.  The series aired for five seasons, running a total of 111 episodes.  It was shot almost entirely in California.  The series starred Michael Landon as Jonathan Smith, and Victor French—Landon's co-star from "Little House on the Prairie"—as Mark Gordon.

Michael Landon, the Father I Knew: Michael Landon, the Father I Knew is an American made-for-television biographical drama film directed by Michael Landon Jr. documenting his privileged, but often troubled, childhood as the son of beloved television actor, writer and director, Michael Landon.  The film stars John Schneider as Michael Landon, Cheryl Ladd as his second wife Lynn Noe Landon, and Joel Berti, Trever O'Brien and Shawn Pyfrom sharing the role of their eldest son, Michael Landon Jr. throughout his childhood years.  The film originally premiered on CBS on May 23, 1999.

Supporting paragraphs: Sam Edwards Little House on the Prairie (TV series)
Answer: Sam Edwards