The Tortured Poets Department
Personil > Musisi

Taylor Swift – vokal (semua trek), piano (trek 3, 17), vokal latar (17)
Jack Antonoff – penyintesis (trek 1–4, 6–11, 13, 15, 17, 18, 25), pemrograman (1–4, 6–11, 13 , 15, 17, 18, 24, 25), drum (1, 3, 4, 7–10, 13, 15, 17, 18, 24), gitar listrik (1, 3, 6–11, 15, 17, 24), gitar akustik (1, 6–9, 11, 17, 18, 25), piano (2, 4, 8, 10, 13, 17, 18), cello (2, 6, 8, 10, 15, 17, 24, 25), vokal latar (2, 6, 15, 24), bass (3, 6, 8–11, 17), perkusi (4, 7, 9, 11, 13, 15, 18, 24), Mellotron (6, 8, 10, 11, 17), organ (7), Rhodes (17), keyboard (18)
Sean Hutchinson – drum (1, 6, 10, 15, 17), perkusi (4)
Post Malone – vokal (trek 1)
Mikey Freedom Hart – gitar akustik, bass, gitar listrik, Hammond B3 (track 2); Mellotron (3), penyintesis (4, 6, 10), perkusi (10)
Evan Smith – penyintesis (trek 2, 6, 10), saksofon (4)
Zem Audu – penyintesis (trek 2, 6, 10), saksofon (4)
Michael Riddleberger – drum (track 2), perkusi (10)
Aaron Dessner – piano (trek 5, 10, 12, 16, 19–23, 26–31), penyintesis (5, 12, 14, 16, 19–24, 26–28, 30, 31) , pemrograman drum (5, 14, 16, 19–24, 26, 28–30), gitar listrik (5, 14, 19–23, 26, 27, 29, 30), gitar akustik (6, 19, 20, 23, 24, 26, 29), keyboard (12, 19–22, 24, 26–28, 30), bass (14, 16, 20, 22, 28–30), perkusi (16, 19, 20, 22 –24, 26, 27, 29, 30), mandolin (20, 23, 24), synth bass (21, 22, 24, 27, 31), banjo (23, 24), drum (30)
Benjamin Lanz – penyintesis (trek 5, 19–23, 27, 30), trombone (20, 22, 27), sequencer (22)
Bobby Hawk – string (trek 6, 9, 17)
Emily Jean Stone – keanehan (track 8)
Florence Welch – vokal, drum, perkusi, piano (track 8)
Glenn Kotche – drum, perkusi (trek 12, 16, 19–21, 23, 24, 26, 29, 30); snare drum, vibrafon (27)
Oli Jacobs – vokal latar, perkusi, kata-kata yang diucapkan (trek 13)
James McAlister – penyintesis (trek 14, 16, 21–23, 26, 27, 30), perkusi (14, 16, 23, 26, 27, 29, 30), drum (14, 21, 22), gitar listrik (14, 22), keyboard (16, 21, 26, 27), pemrograman drum (19, 22, 26, 27, 31); gitar akustik, synth bass (23); sitar (26)
Rob Moose – viola, biola (trek 14, 20)
Jason Slota – perkusi (trek 14)
Abi Hyde-Smith – cello (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Brian O'Kane – cello (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Max Ruisi – cello (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Reinoud Ford – cello (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Robert Ames – konduktor (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Chris Kelly – double bass (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Dave Brown – bass ganda (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Sophie Roper – bass ganda (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Elisa Bergersen – viola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Matthew Kettle – viola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Morgan Goff – viola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Nicholas Bootiman – viola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Akiko Ishikawa – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Cara Laskaris – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Iona Allan – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Kirsty Mangan – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Nicole Crespo O'Donoghue – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Ronald Long – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Sophie Mather – biola (trek 16, 19, 21, 23, 24, 26, 27, 29–31)
Dan Oates – biola (trek 16, 19, 21, 23, 24, 26, 27, 29, 30)
Eloisa-Fleur Thorn – biola (trek 16, 19, 21, 23, 24, 26, 27, 29, 30)
Emily Holland – biola (trek 16, 19, 21, 23, 24, 26, 27, 29, 30)
Anna de Bruin – biola (trek 16, 19, 23, 24, 26, 27, 29–31)
Galya Bisengalieva – biola (trek 16, 19, 21, 24, 26, 30)
Agata Daraskaite – biola (trek 16, 19, 26, 27, 30)
Julian Azkoul – biola (trek 16, 19, 26, 27, 30)
Amy Swain – viola (trek 16, 19, 26, 27, 30)
J.T. Bates – drum (trek 16, 20, 21, 26)
Thomas Barlett – penyintesis (trek 16, 21, 23, 24, 26, 29–31); keyboard, piano (16, 21, 23, 24, 26, 29, 30)
Marianne Haynes – biola (trek 16, 21, 23, 24, 29–31)
Jack Manning – piano (trek 18)
George Barton – perkusi (trek 19, 23, 24, 26, 27, 31), timpani (30)
David McQueen – French horn (trek 21, 23, 24, 26, 27, 29–31)
Alicia Berendse – biola (trek 21, 24, 29–31)
Meghan Cassidy – viola (trek 23, 29, 31)
Natasha Humphries – biola (trek 23, 29, 31)
Jonathan Farey – French horn (trek 24, 26, 27, 29–31)
Paul Cott – French horn (trek 24, 26, 27, 29–31)
Patrik Berger – gitar akustik (trek 25)
Max Welford – klarinet bass (trek 26, 29)
Vicky Lester – harpa (trek 30)
Bryce Dessner – pemrograman drum, piano, penyintesis (track 31)