Glenn Guist has been on the show since Season 2. His brother, Mitchell Guist, also appeared on the show for Seasons 2 and 3, but passed away while building a houseboat. Glenn Guist chose to continue building the houseboat in memory of his brother, which became part of Season 4 of “Swamp People”. The show has been a consistent ratings success for The History Channel since it began airing in August of 2010.