Written-By [On Horseback] – Mike Oldfield (tracks: 3-2), William Murray (tracks: 3-2)
Accordion – Mike Oldfield (tracks: H3)
Acoustic Bass – Mike Oldfield (tracks: E, F1)
Acoustic Guitar – Mike Oldfield (tracks: A, B1, C, D, E, F1, H2 to H4), Tom Newman (tracks: B2)
Arranged By – Mike Oldfield (tracks: B2, H2 to H4)
Arranged By [Choir And Strings] – David Bedford (tracks: C, D)
Banjo – Mike Oldfield (tracks: E, F1)
Bass Guitar – Mike Oldfield (tracks: A, B1, G2)
Bells [Sleigh] – Mike Oldfield (tracks: C, D)
Bodhrán – Mike Oldfield (tracks: E, F1, H3)
Body Percussion [Feet] – Leslie Penning (tracks: H3), Mike Oldfield (tracks: H3)
Bouzouki – Mike Oldfield (tracks: E, F1)
Cello – David Strange (tracks: E, F1)
Choir – Manor Choir (tracks: A, B1), Nasal Choir (tracks: A, B1)
Classical Guitar – Mike Oldfield (tracks: E, F1)
Composed By – Mike Oldfield (tracks: A, B1, C, D, E, F)
Conductor – Leslie Penning (tracks: E, F1), Vernon Handley (tracks: G2)
Conductor [Choir And Strings] – David Bedford (tracks: C, D)
Cover – Cooke Key
Cymbal – William Murray (tracks: C, D)
Design [Booklet] – Cooke-Key
Drums – Steve Broughton (tracks: A, B1)
Drums [African] – Eddie Tatane (tracks: E, F1), Ernest Mothle (tracks: E, F1), Julian Bahula (tracks: E, F1), Lucky Ranku (tracks: E, F1)
Drums [Kettle] – Mike Oldfield (tracks: H3)
Drums [Snare] – William Murray (tracks: H4)
Electric Bass – Mike Oldfield (tracks: E, F1)
Electric Guitar – Mike Oldfield (tracks: A, B1, C, D, E, F1, H4)
Electric Organ – Mike Oldfield (tracks: E, F1)
Electric Organ [Farfisa] – Mike Oldfield (tracks: A, B1, C, D)
Electric Organ [Gemini] – Mike Oldfield (tracks: C, D)
Electric Organ [Hammond] – Mike Oldfield (tracks: A, B1)
Electric Organ [Lowrey] – Mike Oldfield (tracks: A, B1, C, D)
Electric Piano – David Bedford (tracks: G1)
Engineer – Mike Oldfield (tracks: A, B, C, D, E, F, H5), Paul Lindsay (tracks: H2, H3), Phil Newell (tracks: H1)
Engineer [Assisted] – Simon Heyworth (tracks: A, B), Tom Newman (tracks: A, B, C, D)
Engineer [At Beacon] – Mike Oldfield (tracks: H4)
Engineer [At Manor] – Phil Newell (tracks: H4)
Engineer [At Througham] – David Bedford (tracks: G1)
Engineer [At Tw Studios] – Martin Adam (tracks: G1)
Ensemble – The Hereford City Band (tracks: E, F1)
Flute – Terry Oldfield (tracks: C, D)
Flute [Flutes] – Jon Field (tracks: A, B1)
Flute [Kortholt] – Leslie Penning (tracks: H4)
Glockenspiel – Mike Oldfield (tracks: A, B1, C, D, E, F1)
Gong – Mike Oldfield (tracks: C, D)
Grand Piano – David Bedford (tracks: G1, G3, H1, H5), Mike Oldfield (tracks: A, B1, C, D, E, F1)
Guitar – Mike Oldfield (tracks: G, H1)
Guitar [Spanish] – Mike Oldfield (tracks: A, B1, C, D)
Harp – Mike Oldfield (tracks: E, F1)
Layout [Booklet Compiled By] – Al Clark
Lyrics By – Mike Oldfield (tracks: F2), William Murray (tracks: F2)
Mandolin – Mike Oldfield (tracks: A, B1, C, D, E, F1, H3)
MC [Master Of Ceremonies] – Vivian Stanshall (tracks: A, B1)
Northumbrian Pipes [Northumbrian Bagpipes] – Herbie (tracks: E, F1)
Oboe – June Whiting (tracks: C, D), Lindsay Cooper (tracks: C, D)
Orchestra – The Royal Philharmonic Orchestra (tracks: G2)
Organ – David Bedford (tracks: G3)
Panpipes – Terry Oldfield (tracks: E, F1)
Percussion – Chris Cutler (tracks: G2), Mike Oldfield (tracks: A, B1), William Murray (tracks: E, F1)
Percussion [Assorted] – Mike Oldfield (tracks: E, F1)
Performer [Moribund Chorus] – Mike Oldfield (tracks: A, B1)
Performer [Nutcracker] – Mike Oldfield (tracks: C, D)
Performer [Piltdown Man] – Mike Oldfield (tracks: A, B1)
Producer – David Bedford (tracks: G2, G3), Mike Oldfield (tracks: A, B, C, D, E, F, G2, H), Peter Jenner (tracks: G1)
Recorder – Leslie Penning (tracks: E, F1, H2 to H4)
Remix [Assisted] – Phil Newell (tracks: A, B)
Remix [Re-mixed In Quad] – Alan Perkins (tracks: A, B), Mike Oldfield (tracks: C, D, E, F, H1), Phil Newell (tracks: E, F, G, H2 to H5)
Spinet – Mike Oldfield (tracks: E, F1)
Strings [String Basses] – Lindsay Cooper (tracks: A, B1)
Synthesizer – Mike Oldfield (tracks: E, F1)
Synthesizer [Arp] – David Bedford (tracks: G1)
Synthesizer [String] – David Bedford (tracks: G1, H1), Mike Oldfield (tracks: H2 to H4)
Timpani – Mike Oldfield (tracks: C, D), Pierre Moerlen (tracks: E, F1)
Timpani [Concert] – Mike Oldfield (tracks: A, B1)
Trumpet – Don Blakeson (tracks: E, F1), Ted Hobart (tracks: C, D)
Tubular Bells – Mike Oldfield (tracks: A, B1)
Twelve-String Guitar – Mike Oldfield (tracks: E, F1)
Typography [Booklet Written By] – Al Clark
Uilleann Pipes – Paddy Moloney (tracks: E, F1)
Vocals – Bridget St. John (tracks: E, F1), Clodagh Simonds (tracks: E, F1), David Bedford (tracks: H5), Mike Oldfield (tracks: H5), Sally Oldfield (tracks: E, F1), The Penrhos Kids (tracks: E, F1), Classes 2 And 3, Queen's College, London (tracks: G3)
Voice – Clodagh Simonds (tracks: C, D)
Voice [Voices] – Mundy Ellis (tracks: A, B1), Sally Oldfield (tracks: A, B1, C, D)