In June 1969, US television viewers were treated to the unforgettable spectacle of William Shatner portraying a woman inhabiting his body. The final episode of Star Trek, ‘Turnabout Intruder’, featured Captain Kirk and his crew struggling to defeat a mentally unstable woman who had captured his body, planning to take over the USS Enterprise, and wreak havoc upon all and sundry. Shatner, never the most… subtle… of performers, threw himself into the role, straining to capture the full spectrum of emotions of a woman, trapped in a man’s body. Like I say, the results are pretty spectacular, for all the…