Another Romance of Celluloid: Electrical Power (1938) is a Documentary film that follows this short begins at Boulder Dam (now Hoover Dam). The electricity generated here by the Colorado River is sent to Hollywood, where movie studios need it to make movies. After a tour of the MGM studios' power plants, we see short advertisements for upcoming MGM releases. Another Romance of Celluloid: Electrical Power is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 4.8 out of 10 from 4 votes. Fans of documentary movies may also want to explore similar titles below.