Skład:
Jeff Lynne – lead and backing vocals, lead, rhythm and slide guitars (Gibson EDS-1275, Gibson Les Paul Custom, Gibson Marauder, Ovation 1615/4, Ovation 1619/4), Wurlitzer electric piano, Minimoog
Bev Bevan – Slingerland drums, Remo Rototoms, Avedis Zildjian cymbals, Slingerland Bev Bevan drumsticks, Remo drumheads, gong, various percussion instruments, backing vocals, fire extinguisher on „Mr. Blue Sky”
Richard Tandy – Yamaha Corporation piano, Wurlitzer electric piano, ARP 2600, Minimoog, Polymoog, ARP Omni, ARP Odyssey, Hohner clavinet, SLM Concert Spectrum, Mellotron M400, sequencers, Gibson SG Custom electric guitar
Kelly Groucutt – co-lead vocals on „Sweet Is the Night”, backing vocals, Gibson G3 bass guitar, percussion
Mik Kaminski – violin
Hugh McDowell – cello
Melvyn Gale – cello, jangle piano on „Wild West Hero” (uncredited)

Gościnnie:
Orchestra conducted by Louis Clark