A Thriller weaves together three different but curiously related stories centering on the mysterious disappearance of quintessential “boy-next-door” gay porn star Mark Anton.
| Actor | Role |
|---|---|
| MMatthew MontgomeryMichael Castigan | Michael Castigan |
| PPete SchererMatt Stevens | Matt Stevens |
 Jared GreyMark Anton | Mark Anton |
 Walter DelmarWilliam / Jason | William / Jason |
 Dylan VoxJason Steele | Jason Steele |
 Steve CallahanJerome | Jerome |
 Wyatt FennerStudent / Angel | Student / Angel |
| NNick SalamoneBilly | Billy |
| LLarry WeissmanHarry | Harry |
 Alonso DuraldeVideo Store Customer | Video Store Customer |