In Greek mythology, Orthrus or Orthus was, according to the mythographer Apollodorus, a two-headed dog who guarded Geryon's cattle and was killed by Heracles. He was the offspring of the monsters Echidna and Typhon, and the brother of Cerberus, who was also a multi-headed guard dog.
Orthrus has been suggested to play 3 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.