Đội ngũ tham gia Smile_(bài_hát_của_Katy_Perry)

Trích từ Tidal.[2]

  • Katy Perry – lead vocals, songwriter
  • Chris Anokute – A&R
  • Josh Abraham – producer, songwriter
  • Oligee – producer
  • G Koop – producer, additional producer
  • Anthony Criss – songwriter, credit song "Jamboree"
  • Kier Gist – songwriter, credit song "Jamboree"
  • Vincent Brown – songwriter, credit song "Jamboree"
  • Benny Golson – songwriter
  • Benny "Starrah" Hazzard – songwriter
  • Ferras Alqaisi – songwriter
  • Oliver Goldstein – songwriter
  • Blake Harden – engineer
  • CJ Mixed It – engineer
  • Darth "Denver" Moon – engineer
  • Louie Gomez – engineer
  • Lauren Glucksman – A&R
  • Manny Marroquin – mixer
  • Chris Galland – mixing engineer
  • Dave Kutch – mastering engineer
  • Dave Richard – associated performer, trumpet
  • Kamaria Anita Ousley – associated performer, background vocalist
  • Lincoln Adler – associated performer, saxophone