Ep 4. The Controller: Part 2

Leonard Nimoy, who starred in "Star Trek," joins guest star Dina Merrill on the Impossible Missions Force to concoct evidence in an effort to clear Phelps. Meanwhile Barney and Willy set out to halt the enemy's drug experiments on helpless prisoners by putting an immobilizing drug in a central water supply. Peter Graves stars as Jim Phelps with Nimoy starring as Paris, Greg Morris as Barney and Peter Lupus as Willy. Guest star David Sheiner plays the scientist, Dr. Turek.