Joker: Folie à Deux
Music by Hildur Guðnadóttir
Music Consultant: Lady Gaga
Executive Music Producer: Jason Ruder
Music Supervisors: Randall Poster & George Drakoulias
Arrangements by: David Campbell
Additional Arrangements by: Nick Urata, David Chase, Eyvind Kang, Alex Wesley Smith, The Brian Newman Quintet
Music Recorded, Mixed and Co-Produced by: Noah Hubbell
Score Conducted by / Orchestrations: Jeff Atmajian
Score Produced by: Sam Slater
Score Recorded and Mixed by: Francesco Donadello
Score Recordist: Tom Hardisty
Score Coordinator: Encompass Music Partners
Pro-Tool Operators: Jay Marcovitz, Anna Muehlichen, Thea Prevalsky
Score Recorded at: Eastwood Scoring Stage
Songs Recorded at: The Village, Conway Recording Studios, Henson Recording Studios, Eastwood Scoring Stage, EastWest Studios, Sunset Sound, Shangri-La
Music Clearances: Jessica Dolinger
Music Coordinator: Meghan Currier
Music Preparation by: Black Ribbon Pro, Nicolas Cazares, Caryn Rasmussen
Music Programmer: Eldad Guetta
Producer for Nick Urata: Jason LaRocca
Producer for David Chase: Stewart Lerman
Producer for Eyvind Kang: Jason Schimmel
Producers for The Brian Newman Quintet: Ben Rice, Dae Bennett
Vocal Producer for Nick Cave: Luis Almau
Vocal Coach for Mr. Phoenix: Roger Love
Vocal Coach for Lady Gaga: Don Lawrence
The Brian Newman Quintet: Brian Newman, Alex Wesley Smith, Daniel Foose, Steve Kortyka, Donald Barrett
Solo Trumpet: Jon Erik Kellso
Whistler: Eric Bradley
Additional Vocals: Antonio Sol
Soundtrack album to be released by Interscope Records and score album released by WaterTower Music.