Crew member aboard the U.S.S. Enterprise in 2267 who served as navigator and later as an assistant chief engineer. DeSalle led a landing party down to the planet Gothos to find Captain Kirk and Lieutenant Sulu, who had been kidnapped by the omnipotent Trelane.

When Captain Kirk led a landing party down to Pyris VII to find Scotty and Sulu and investigate the death of crewman Jackson, DeSalle was left in command.

DeSalle first appeared in "The Squire of Gothos" and would later appear in "This Side of Paradise" and "Catspaw."

Michael Barrier, whose real name is Michael Barrere, did not fare for very long in acting. His greatest claim to fame is the recurring role of Lieutenant DeSalle in the first two seasons of "Star Trek."

He also made a few guest appearances as different roles on "My Favourite Martian", starring fellow "Star Trek" alumus Ray Walston. (Boothby on "Star Trek: The Next Generation" and "Star Trek: Voyager.")

Biographies derived and edited from the Official Site.