Army of One / [X Marks the Spot]

Credits

• Chris Martin
  lead vocals, piano
• Coldplay
  arranger
• Daniel Green
  producer
• Guy Berryman
  bass guitar
• Jonny Buckland
  guitar
• Phil Tan
  mix
• Rik Simpson
  producer
• StarGate
  arranger, producer
• Will Champion
  drums (drum set)