Louise in “Unfinished Business”

Louise was Adamant's girlfriend from 1902 whose betrayal of him led to his capture; First used in the untransmitted pilot, recorded April 8, 1966, this sequence received its public view in "A Vintage Year for Scoundrels" (June 23, 1966) and was shown in flashback in most future episodes.

So clever .. but oh, so vulnerable.