Robert Canler

'Robert Canler is the hidden main antagonist in the Legend of Tarzan episode "Flying Ace" (or Tarzan & Jane, depending on which version you're watching). He is Jane's old boyfriend, who turned out to be a notorious double agent who stole secret codes in London and shot opposing pilots. After an aerial sword fight with Tarzan, Canler was arrested, telling Jane that it's "not goodbye, just until next time.