Guest Star :: Rex Linn

 Rex Linn has guest starred in 8 episodes of Young Sheldon.

  1. Pilot

    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.
  2. An Eagle Feather, a String Bean, and an Eskimo

    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.
  3. A Sneeze, Detention, and Sissy Spacek

    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.
  4. Killer Asteroids, Oklahoma, and a Frizzy Hair Machine

    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.
  5. A Loaf of Bread and a Grand Old Flag

    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.
  6. Albert Einstein and the Story of Another Mary

    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.
  7. A Perfect Score and a Bunsen Burner Marshmallow

    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.
  8. A Political Campaign and a Candy Land Cheater

    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.
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