Written-By – James Taylor (tracks: 1 to 6, 8 to 12)
Accordion – Clarence McDonald (tracks: A4), Nick DeCaro (tracks: B2)
Acoustic Guitar – Danny Kortchmar (tracks: B1), James Taylor (tracks: A1, A2, A4, A5, B3, B4, B6)
Arranged By [Horns] – James Taylor
Arranged By [Strings] – Nick DeCaro
Backing Vocals – Carly Simon (tracks: A4), James Taylor (tracks: A4)
Banjo – Herb Pedersen (tracks: B4)
Bass – Lee Sklar (tracks: A1 to A3, A6 to B6), Willie Weeks (tracks: A4)
Bells, Vibraphone – Victor Feldman (tracks: A1)
Chimes – Milt Holland (tracks: A2, B2)
Cimbalom [Cymbalum] – Kenny Watson (tracks: A4)
Co-producer – Lenny Waronker, Russ Titelman
Dobro – David Lindley (tracks: B4)
Drums – Jim Keltner (tracks: A5), Russ Kunkel (tracks: A1 to A4, A6 to B5)
Electric Guitar – Danny Kortchmar (tracks: A3, A4, A6, B1, B2, B5), James Taylor (tracks: A6), Waddy Wachtel (tracks: B1, B4)
Engineer, Mastered By, Mixed By – Lee Herschberg
Harmonica – James Taylor (tracks: A4), Stevie Wonder (tracks: B3)
Harmony Vocals – Alex Taylor (tracks: B5), Art Garfunkel (tracks: B2), Bonnie Raitt (tracks: B5), Carly Simon (tracks: A1, A2, B5), David Crosby (tracks: B4), Graham Nash (tracks: B4), James Taylor (tracks: A1, A3, B2, B4), Valerie Carter (tracks: A3, B5)
Harp – Gayle Levant (tracks: A2, B6)
Horns – Ernie Watts (tracks: A5), George Bohanon (tracks: A5), Michael Brecker (tracks: A3, B5), Oscar Brashear (tracks: A5), Steve Madaio (tracks: A3, B5)