Leonard Nimoy, William Shatner, and James Doohan in Star Trek (1966)

William Shatner and Grace Lee Whitney in The Enemy Within (1966)

William Shatner and Don Eitner in The Enemy Within (1966)

Leonard Nimoy, William Shatner, DeForest Kelley, and Don Eitner in The Enemy Within (1966)

Leonard Nimoy, William Shatner, DeForest Kelley, Don Eitner, and Jim Goodwin in The Enemy Within (1966)

William Shatner and DeForest Kelley in The Enemy Within (1966)

William Shatner in The Enemy Within (1966)

Leonard Nimoy and William Shatner in Star Trek (1966)

Grace Lee Whitney in The Enemy Within (1966)

Leonard Nimoy, William Shatner, DeForest Kelley, and Grace Lee Whitney in The Enemy Within (1966)

William Shatner, Ed Madden, and Grace Lee Whitney in The Enemy Within (1966)

"Star Trek" William Shatner and Grace Lee Whitney C. 1966 NBC

James Doohan, Ed Madden, and Garland Thompson in The Enemy Within (1966)

William Shatner, George Takei, and Eddie Paskey in The Enemy Within (1966)

William Shatner and DeForest Kelley in Star Trek (1966)