Philippine rap-metal band Erectus released their self-titled album in 1994. The band's rap-metal approach came at a time when that style of music was purveyed by only a few bands, including Rage Against the Machine. Erectus consists of a guitarist, drummer, and vocalist. The bassist here is a session player.

Vocalist: George Aquilizan
Bass: Dondi Santos
Guitars: James Tanquintic, Eric Villadelgado
Drums: Boyet Aquino