Artist: Paul McCartney - Producer: Ryan Tedder - Producer: Zach Skelton - Co-Producer: Paul McCartney - Engineer: Steve Orchard - Engineer: Rich Rich - Asst. Recording Engineer: Keith Smith - Asst. Recording Engineer: Jamie Kirkham - Programming: Zach Skelton - Additional Producer: Brandon Michael Collins - String Arranger: Brandon Michael Collins - Engineer: Doug Sarrett - Mixer: Mark Stent - Assistant Mixer: Michael Freeman - Mastering Engineer: Randy Merrill - Vocals: Paul McCartney - Bass Guitar: Paul McCartney - Piano: Paul McCartney - Wurlitzer electric piano: Paul McCartney - Harpsichord: Paul McCartney - Programming: Ryan Tedder - Background Vocalist: Ryan Tedder - Violin: David Angell - Violin: Alicia Enstrom - Viola: Betsy Lamb - Cello: Paul Nelson - Upright Bass: Jack Jezzro - Contracting With: Paul Nelson