Guest Star :: Rex Linn
Rex Linn has guest starred in 8 episodes of Young Sheldon.
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101. Pilot as Principal Petersen
Aired September 25, 2017
On his first day at the school, Sheldon's teachers are already complaining to Principal Petersen about their new student. -
110. An Eagle Feather, a String Bean, and an Eskimo as Principal Petersen
Aired January 4, 2018
When Principal Petersen worries that his school's curriculum is no longer challenging Sheldon, he suggests Mary and George consider sending him to a gifted school in Dallas. -
113. A Sneeze, Detention, and Sissy Spacek as Principal Petersen
Aired February 1, 2018
After Sheldon runs out of a class because his teacher sneezed, Principal Petersen calls George and Mary to his office to discuss the appropriate punishment. -
116. Killer Asteroids, Oklahoma, and a Frizzy Hair Machine as Principal Petersen
Aired March 29, 2018
Sheldon is sent to Principal Petersen's office after deliberately acting out after he didn't win the school science fair. -
216. A Loaf of Bread and a Grand Old Flag as Principal Petersen
Aired February 21, 2019
After Sheldon seems to back communism on the local news, Principal Petersen warns George that he could lose his job. -
217. Albert Einstein and the Story of Another Mary as Principal Petersen
Aired March 7, 2019
After finding out that Mary is expecting, George asks Principal Petersen for a raise. -
218. A Perfect Score and a Bunsen Burner Marshmallow as Principal Petersen
Aired April 4, 2019
After Principal Petersen calls Sheldon and George to his office, he tells them Sheldon got a perfect score on his PSAT. -
219. A Political Campaign and a Candy Land Cheater as Principal Petersen
Aired April 25, 2019
Sheldon goes to see Principal Petersen with a letter of complaint about the underfunded science department.