Plot: Sam (Ally Walker) and the VCTF team are taunted by a diabolical serial killer (guest star Lori Petty, ""Free Willy"") who prefers to use a variety of exotic poisonous spiders and animals to kill her victims, while providing her pursuers with cryptic clues to her next murder. A frustrated Bailey (Robert Davi) is further irritated by a sexy private investigator (guest star Joan Severance, ""Wiseguy"") who tries to aid the VCTF, but it's the unit's chief nemesis--a jealous Jack of All Trades--who ironically can help the most