Lucid Interval is the third full-length album released by Cephalic Carnage. It was released in 2002 via Relapse Records. The album was reissued by Relapse Records with a bonus track on September 13, 2011.[4]
Diego Sanchez (Disgorge) – vocals ("Anthro-Emesis")
A.J. Magana (Disgorge) – vocals ("Anthro-Emesis")
Keith Sanchez (Catheter) – vocals ("The Isle of California")
Keith Coombes (Deadspeak) – vocals ("Pseudo")
Dirk (Evulsion) – vocals ("Pseudo")
Terry Christbutcher (Excommunion) – vocals ("Zuno Gyakusatsu")
The Choir of the Damned (Dave Otero (Serberus), Dirk Trujillo (Evulsion), Ron (Mandrake), Keith Sanchez, Tina Sanchez, Than Wilson (Deadspeak), Keith Coombes (Deadspeak)) – backing vocals ("Black Metal Sabbath")
Ron (Mandrake) – vocals ("Cannabism")
Tony Perez – acoustic guitar ("Cannabism")
Joe Tapia (Laughing Dog, Noisear) – vocals ("Misguided")
Alex Marquez (Laughing Dog, Noisear) – vocals ("Misguided")