Galileo (ガリレオ, Garireo) is a Japanese television drama based on the Detective Galileo (探偵ガリレオ, Tantei Garireo) novels by mystery writer Keigo Higashino (東野 圭吾, Higashino Keigo). It narrates the events and cases encountered by Kaoru Utsumi, a rookie detective, and Manabu Yukawa, a university associate professor, as the two pair up to solve many mysterious cases. A special episode titled "Galileo Episode 0", set 3 years before the television series, aired on October 4, 2008, on the same day as the release of the film Suspect X.

A second series began airing on Fuji TV on April 15, 2013, and ended with an adaption of the novel Salvation of a Saint. The second movie, titled Midsummer's Equation (真夏の方程式, Manatsu no hōteishiki), premiered in both Japan and Hong Kong on June 29, 2013.