Mad Doctors of the Movies: Rotwang and Caligari

The Difference Engine Podcast · Oct 26, 2026 · 33m · transcript

Rotwang

Claim to fame: the inventor who builds a female robot but gifts her a rebel leader’s face.

Mad pedigree: Fritz Lang’s 1927 film Metropolis gave us the wild-haired inventor Rotwang whose lab looks like a power station holding a séance. Haunted by the loss of Hel, the woman he loved, Rotwang creates a mechanical substitute, then gives it the likeness of Maria, a workers’ leader. The counterfeit foments revolt while its creator pursues revenge against the city’s master, his old romantic rival. An impressive technical achievement, somewhat undermined by the customer-service implications…