Don MacKay

THE X-FILESS1, E13

Beyond the Sea

Scully believes that the psychic predictions of a death row inmate are the only hope in apprehending a vicious murderer.
THE X-FILESS2, E2

The Host

Mulder and Scully pursue the Flukeman - a murderous genetic mutation lurking in the New Jersey sewer system.
THE X-FILESS3, E5

The List

Mulder and Scully trace a string of prison murders to an executed inmate who has seemingly risen from the dead to wreak vengeance.
THE X-FILESS3, E17

Pusher

Mulder battles a manipulator when the agents are assigned to a case involving a man seemingly capable of bending people to his will.
SMALLVILLES4, E11

Unsafe

Claiming to be cured, Alicia (recurring guest star SARAH CARTER - "Final Destination 2") is released from Belle Reve psychiatric hospital and arrives in Smallville to rekindle her relationship with Clark. Initially skeptical of Alicia, Clark eventually enjoys having a relationship with someone who knows his secret, but when she wants more, he hesitates--causing Alicia to use red Kryptonite on him. "Bad Clark" emerges and whisks Alicia off to get married in Las Vegas. Meanwhile, Lana decides to have sex with Jason in order to win him back.