(written from a Production point of view)
Appeared in Court Martial as a Starfleet officer acquainted with Kirk, referred to by Kirk as "Mike". Tom Curtis also made several other uncredited appearances in the original series. He also was the voice of Captain Daly in The Conscience of the King and the Starbase Operations voice in The Menagerie, Part One. Call sheets show him as doing voice-over work in The Cage, but this may not have survived the editing process.
Curtis has appeared on a few other television series, including The Man from U.N.C.L.E., Voyage to the Bottom of the Sea, and Mission: Impossible. He also appeared in the 1965 films The Sandpiper and A Patch of Blue.