Pink Floyd's "Main Theme" serves as the opening track for the 1969 soundtrack album *Soundtrack From The Film More*. Composed by Richard Wright, the piece exemplifies the band's early experimental approach to film scoring, blending atmospheric textures with the progressive rock sensibilities that would later define their studio albums. The recording captures the group's ability to create immersive soundscapes, utilizing organ and synthesizer elements to establish a contemplative mood. As part of the *More* project, the track highlights the collaborative nature of the band during this transitional period, where individual compositions were woven into a cohesive narrative. This work remains a significant song in their discography, showcasing the atmospheric depth that characterized their contributions to cinema before the release of their most celebrated concept albums.