Fantasy Island (1978)

S05E21 The Big Bet / Nancy and the Thunderbirds

In "The Big Bet," a charming young man wagers with his friends that he can win over a stunning model, but his triumph quickly transforms into his greatest downfall. Meanwhile, in "Nancy and the Thunderbirds," a young orphan from America, brought up by an Indigenous tribe, faces peril as she endeavors to honor a longstanding tribal prophecy for the well-being of her guardian.