Tom Waite

Kara's Thanksgiving may be ruined when she suspects her foster mother, Dr. Eliza Danvers (special guest star HELEN SLATER), who is coming to town, disapproves of her new role as a super hero. Also, when an accident transforms a volatile CatCo employee into the villainous Livewire, she targets Cat Grant and Supergirl. BRIT MORGAN guest stars as Leslie Willis/Livewire.

Sydney goes under cover in a mental hospital to get information from a man who doesn't know he is programmed to be an assassin.

Will searches for the person responsible for revealing information to him about SD-6; Dixon becomes suspicious of Sydney's activities; Sloane awaits the news of his wife's fate.