Steven Wilson – lead vocals, mellotron (tracks 1–10), keyboards (tracks 1, 2, 4, 6, 7 and 8), guitars (tracks 2–10), bass (tracks 1, 2 and 5–7), banjo (track 7), hammered dulcimer (track 9), programming (tracks 1–5, 9 and 10), shaker (tracks 3, 5 and 6), effects (tracks 1, 2, 4, 5 and 9–11)
Guthrie Govan – guitar (tracks 1, 2, 6, 7, 9 and 10), lead guitar (tracks 5 and 7)
Nick Beggs – bass (tracks 3 and 9), Chapman Stick (tracks 4, 6, 7 and 10), backing vocals (tracks 2, 4–6, 9 and 10)
Adam Holzman – piano (tracks 1–3, 5–7 and 9–11), Hammond organ (tracks 1–3, 5–7, 9 and 10), celesta (tracks 3, 5 and 9), Fender Rhodes (tracks 3, 4, 6 and 9), Wurlitzer (track 7), Moog Voyager synthesizer (track 7)
Marco Minnemann – drums (tracks 2–7 and 9)
Additional musicians
Dave Gregory – guitars (tracks 2, 3 and 10)
Chad Wackerman – drums (track 10)
Ninet Tayeb – vocals (tracks 5 and 9)
Theo Travis – flute and baritone saxophone (track 9)
Katherine Begley – spoken word (track 4)
Leo Blair – solo vocal (track 5)
Schola Cantorum of the Cardinal Vaughan Memorial School – choir (tracks 5, 10 and 11)
London Session Orchestra – strings (tracks 9 and 10)