"I Had the Craziest Dream" is a popular song which was published in 1942. The music was written by Harry Warren, the lyrics by Mack Gordon.
The song was introduced by Harry James and his orchestra, with vocals by Helen Forrest, in the film Springtime in the Rockies (1942).
James and Forrest recorded the song for Columbia Records (catalog No. 36659) on July 23, 1942 and their recording topped the Billboard charts during a 22-week stay. On the Harlem Hit Parade chart it peaked at number four.
The song was featured in the first Hit Kit, the U.S. Army's version of successful radio show Your Hit Parade.