Engineer: Adam Hawkins
Masterer: Chris Gehringer
Executive Producer: Chris Woltman
Drums: Josh Dun
Bass, Keyboards, Programmer: Mike Elizondo
Producer: Mike Elizondo
Mixer: Neal Avron
Executive Producer: Ricky Reed
Assistant Mix Engineer: Scott Skrzynski
Keyboards, Programmer, Vocals: Tyler Joseph
Co- Producer: Tyler Joseph
Executive Producer: Tyler Joseph
Writer: T. Joseph
Mastering Engineer: Chris Gehringer
Additional Producer: Jennifer Decilveo
Lead Vocals: Melanie Martinez
Producer: Michael Keenan
Writer: Jennifer Decilveo
Writer: Melanie Martinez