Lawrence has made over 200 guest starring appearances on television shows throughout his career.
Star Trek
Amok Time
Lawrence Montaigne as Stonn
Lawrence as Stonn with Arlene Martel as T'Pring
Balance of Terror
Lawrence as Decius in the Star Trek episode "Balance of Terror"
Hogan's Heroes
Sgt Steinfeld in the Hogan's Heroes episode "Go Light on the Heavy Water"
seen here with Richard Dawson as Newkirk
Convoy
As a German U-Boat officer in 1965 series "Convoy".
City Beneath the Sea
Lawrence as Dr. Aguila in the un-sold TV Pilot,
"City Beneath the Sea," for 20th Century Fox - 1970
Blue Light
Lawrence as a Nazi officer in the 1966 series "Blue Light" starring Robert Goulet.
The Ordeal of Dr.Mudd
Made for tv movie
starring Dennis Weaver
Lawrence Montaigne as Prosecutor
Savannah, Georgia 1980