Vaskan Ambassador Daleth (1 episode, 1998)
Man on Yacht (1 episode, 1992)
Paul Revere (1 episode, 1986)
Andre Schumann (2 episodes, 1985)
Austin Cushing (1977-1978)
Dr. Steven Lassiter / ... (2 episodes, 1986-1988)
Evanhauer (1 episode, 1973)
Richard Cates (unknown episodes, 1985)
Travis Tourneur Sentell (unknown episodes, 1978-1984)