"Out and In" is a 1969 song by the progressive rock band The Moody Blues, from their album To Our Children's Children's Children, a concept album about space travel. Prior to its release on To Our Children's Children's Children, "Out and In" was released on the B-side of the single "Watching and Waiting," the album's only single."Out and In" was written jointly by band members Mike Pinder and John Lodge, and it is the only Moody Blues collaboration between the two.