Popeye the Sailor (1960)

S01E27 The Lost City of Bubble-Lon

The Professor, along with Popeye and their aide Brutus, embarks on an expedition to uncover the fabled city of "Bubble-On." However, Popeye harbors doubts about Brutus's true intentions, suspecting that he is more focused on claiming the city's riches rather than contributing to their scientific exploration. As they venture deeper into the unknown, tensions rise between the trio, challenging their mission and loyalty to one another.