Cosie Costa

A war criminal, whose experiments on sentient beings have lead to an immortality serum, comes to Babylon 5.

Walker, undercover to bust a casino owner's money laundering scheme, receives a blow to the head that knocks him unconscious, and he wakes up with amnesia while being dragged out of the casino by a young, female blackjack dealer.

Willis tries to negotiate peace between two rival groups of students at his high school, but when one of the students has his stuff stolen, Willis becomes the prime suspect and is forced to get a gun to protect himself.

David learns about life at a party the family hosts to celebrate Doctor Maxwell's 25th anniversary -- when David's date and Maxwell don't get along.

Jaspar Killian (David Ruprecht), CEO of Highland Enterprises, presides over the auction of his company's latest military hardware - the Exo-Trooper suit. As the demonstration of the Exo-Trooper's super strength begins, the three Exo-Troopers deflect a barrage of bullets and begin to attack the military reps who are part of the demonstration. Finally, they turn on Killian, who is helpless against them as they close in on him.