Lou of Borg (R) and Lexica of Talax arrive to attend the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. The three-day convention, which opened to the general public today, will be attended by all five actors who played captains throughout the 46-year-old series. (Photo by Oli Scarff)

Bob Robertson, dressed as Mister Spock, who has traveled from Vermont, USA, arrives to attend the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. (Photo by Oli Scarff)

Chris Miller (L), dressed as “Judge Q”, and Brenda Havens, dressed as a Science Officer from The Original Series, arrive to attend the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. (Photo by Oli Scarff)

A woman dressed as the Star Trek character “Leeta” (C) and man dressed as “Rom” (2R) arrive to attend the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. (Photo by Oli Scarff)

Star Trek figures for sale at the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. (Photo by Oli Scarff)

Postcards for sale at the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. (Photo by Oli Scarff)

Members of the public queue to attend the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. (Photo by Oli Scarff)