Costas Mandylor is a Greek Australian film and television actor, best known for his role as Officer Kenny Lacos in the television series _Picket Fences_, and for portraying Mark Hoffman in the feature film franchise _Saw_.
- Known For: Acting
- Birthday: 1965-09-03
- Place of Birth: Melbourne, Victoria, Australia
- Also Known As: Costas Theodosopoulos, Costa Mandyflor, Κωνσταντίνος Θεοδοσόπουλος, Κώστας Θεοδοσόπουλος, 코스타스 맨다이어