Rex Maynard Linn (born November 13, 1956) is an American actor. He is best known for playing the role of Sgt. Frank Tripp in the CBS drama CSI: Miami and Kevin Wachtell in the television series Better Call Saul. He also played Richard Travers in the 1993 action thriller movie Cliffhanger. From 2017 to 2024, he played Principal Tom Peterson on Young Sheldon.

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Rex Linn is an American character actor recognized for his extensive television and film career, including notable television roles in CSI: Miami and Better Call Saul.
Rex Linn is known for playing authority figures and law enforcement characters in projects like Cliffhanger, Django Unchained, and Young Sheldon.
Full filmography on Mood.