The Life of Riley is an American radio situation comedy series that aired from 1944 to 1951. It was adapted into a 1949 feature film, a 1950s television series, and a 1958 comic book. The series follows the life of Chester A. Riley, a wing riveter at the fictional Cunningham Aircraft plant in California. Riley is a bumbling but lovable character who is always getting into trouble. He is married to Peg, who is the voice of reason in the family. The series also features Riley's co-worker Jim Gillis, Riley's mother-in-law, and Riley's daughter, Babs. The Life of Riley was a popular series that was praised for its humor and its realistic portrayal of working-class life. The series was also notable for its catchphrase, "What a revoltin' development this is!"

The series was created by James Thurber and Elliott Nugent, and it was produced by Fred Coe. The show was originally broadcast on NBC, and it was later syndicated. The series was a critical and commercial success, and it won several awards, including the Peabody Award and the Emmy Award. The Life of Riley was one of the most popular radio shows of the 1940s and 1950s, and it helped to popularize the situation comedy genre.