Home People Richard Leacock Richard Leacock shows Richard Leacock shows Richard Leacock TV Shows (8) Good Trouble (2019) As Defense's ER Doctor, He was 97 years old Doc (2001) He was 79 years old Stargate SG-1 (1997) As Sergeant, He was 76 years old Stargate SG-1 (1997) As Colonel Brogen, He was 76 years old Sliders (1995) As Tremelo, He was 73 years old Highlander: The Series (1992) As Jamal, He was 71 years old 21 Jump Street (1987) As (uncredited), He was 65 years old 21 Jump Street (1987) As Student 1, He was 65 years old
