Dorok Zalaster was a pirate who had his bald head covered with tattoos of swirling designs, a scar ran from the top of his head, down the left side of his face.
Dorok was a criminal since he was a young pickpocket in the Corellian system. Around 0 BBY Dorok was hiding in the Elrood sector with his band of devoted pirates. His base was located on the isolated world of Lanthrym. Dorok controlled a fleet consisting of The Last Thing and eight captured Tykannin Drive Redthorn-class scout ships as well as 34 underlings.