There are some outspoken celebrities, such as Jane Fonda. But Dr. Spock holds a unique position as both a once-trusted member of the establishment, and a radical capable of rattling the government.

Kirk (William Shatner) and Captain Jean-Luc Picard (Patrick Stewart) may be the most famous Captains of the USS Enterprise, ...

Even worse, Dr. McCoy begins acting strangely and Scotty has been reassigned to another ship. Kirk is forced to steal back the Enterprise and head across space to the Genesis Planet to save Spock ...

The role of the USS Enterprise's unflappable science officer made Nimoy a star. But it was also one he found hard to shake off and move on from. "The question was whether to embrace Mr Spock or to ...