Steven Wilson – vocals, guitars, piano, samples, hammered dulcimer on "Access Denied" and "In Formaldehyde", mellotron on "Disappear" and "In Formaldehyde", hammond organ on "Oceans Have No Memory"
Richard Barbieri – keyboards, analogue synthesizers, hammond organ on "Disappear", "Ambulance Chasing" and "Even Less", mellotron on "Even Less"
Colin Edwin – bass guitar, double bass
Chris Maitland – drums, percussion