The Scream was a Los Angeles-based hard rock band formed in 1989 as Saints Or Sinners. The band originally featured former Angora singer John Corabi and former Racer X members guitarist Bruce Bouillet, bassist Juan Alderete, and drummer Scott Travis. However, Scott Travis quickly left to join Judas Priest, and was replaced by former Shark Island drummer Walt Woodward III. Scott Travis co-wrote "I Don't Care" on Let It Scream, though he didn't actually play on the album.

Primal Scream are a Scottish rock band originally formed in 1982 in Glasgow by Bobby Gillespie (vocals) and Jim Beattie. The current lineup consists of Gillespie, Andrew Innes (guitar), Martin Duffy (keyboards), Simone Butler (bass) and Darrin Mooney (drums). Barrie Cadogan has toured and recorded with the band since 2006 as a replacement after the departure of guitarist Robert "Throb" Young.