👉 Plesianthropus is a fictional character from the "Star Trek" franchise. He is a humanoid alien with three legs, and he can speak in both human and alien languages. Plesianthropus was first introduced in the original series episode "The Trouble With Tribbles," where he was portrayed by actor Peter O'Toole. Plesianthropus has become an iconic character, known for his unique appearance, language abilities, and his role as a symbol of the human race
