Continuity mistake: Hoss Cartwright's hair is medium brown in the scenes which take place at the Ponderosa, but in all other scenes his hair is a very dark brown, almost black.
Bonanza (1959)
1 mistake in The Big Jackpot
Starring: Lorne Greene, Michael Landon, Pernell Roberts, Dan Blocker
Ben Cartwright: You and your education.
Adam Cartwright: Education is progress! Now what have you got against it?
Ben Cartwright: I don't have anything against education - as long as it doesn't interfere with your thinking.
Mrs. Wharton and the Lesser Breeds - S10-E17
Trivia: A portion of the background music used during an outdoor scene in the town of Vallejo was later used as the theme song for "Little House On The Prairie."
Question: How could one of the three have been in prison during the murder at the barbershop? Did he have a twin?