Essentially Nattefrost is a solo project of Roger Rasmussen (a.k.a. R. Nattefrost; all instruments/vocals) with guest members Vrangsinn (backing vocals/bass; on Blood & Vomit), Eivind Kulde (back. vocals; on Blood & Vomit), Gylve Nagell (a.k.a. Fenriz; vocals; on Terrorist; ex-DHG/ex-Darkthrone/ex-Cadaver Inc./ex-Ulver/ex-Isengard and others), J. Nordavind (back. vocals; on Blood & Vomit) and session member Kjetil Vidar Haraldstad (a.k.a. Frost; drums; on Terrorist). He would release only two albums so far titled Blood And Vomit (2003) and Terrorist (2004).