Sir David Attenborough, the British TV nature documentarian whose contributions to the medium are incalculably significant, has appeared on this freewheeling British talk show several times – and each time, the old man has flirted shamelessly with his attractive female fellow guests, who seem delighted as well as surprised by the attention. Let’s see if he stays true to form tonight. If so, he’ll be focusing on Claire Foy, star of Netflix’s new The Crown, who guests tonig