The track was featured over the climactic confrontation of the film, and recurs in several scenes in the sequel, 28 Weeks Later. 'In the House – In a Heartbeat' is an instrumental track by John Murphy.

'Taxi (Ave Maria) (Jacknife Lee Remix)' 6:15.'Season Song (Rui Da Silva Remix)' (performed by Blue States) 7:39.'Season Song' (performed by Blue States) 4:12.'Frank's Death – Soldiers (Requiem in D Minor)' 2:39.'In Paradisum (Faure's Requiem in D Minor)' 2:11.'An Ending (Ascent)' (performed by Brian Eno) 4:17.'Taxi (Ave Maria)' (Ave Maria performed by Perri Alleyne) 2:08.

All tracks performed by John Murphy unless otherwise stated.