Thelma Todd On Monday, December 16, 1935, the body of actress Thelma Todd was found in her car inside a garage she used near her house. After an autopsy was performed, it was determined that she died due to carbon monoxide poisoning. She spent the previous Saturday night at the Trocadero, a popular night spot on the Sunset Strip. At the inquest two days later, details of her last automobile ride was given by Ernest O. Peters, her chauffeur that evening.
Thelma Alice Todd (July 29, 1906 – December 16, 1935) was an American actress. Appearing in about 120 pictures between 1926 and 1935, she is best remembered for her comedic roles in films like Marx Brothers' Monkey Business and Horse Feathers, a number of Charley Chase's short comedies, and co-starring with Buster Keaton and Jimmy Durante in Speak Easily.