Sid Krofft (born July 30, 1929) and Marty Krofft(April 9, 1937 – November 25, 2023),^[2] known as The Krofft Brothers and born as Sid and Marty Yolas,^[1]were a Canadian sibling team of television creators, writers and puppeteers. Through their production company, Sid & Marty Krofft Pictures, they made numerous children's television and variety show programs in the U.S., particularly in the 1970s, including H.R. Pufnstuf, Land of the Lost, and Sigmund and the Sea Monsters. Their fantasy programs often featured large-headed puppets, high-concept plots, and extensive use of low-budget special effects.

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