Home People Gary Hershberger Gary Hershberger shows Gary Hershberger shows Gary Hershberger TV Shows (5) Twin Peaks (1990) As Mike "Snake" Nelson, He was 26 years old Twin Peaks (1990) As Mike Nelson, He was 26 years old 21 Jump Street (1987) As Michael McCarter, He was 23 years old Highway to Heaven (1984) As Danny, He was 20 years old Knight Rider (1982) As Nicholas Arkett, He was 18 years old
