Frank and Group member Ardis Cohen track a serial killer who targets members of the clergy.
Note: While "Kingdom Come" was the season's fourth episode in production numbers, it aired sixth due to the death of Joseph Cardinal Bernardin.
- Actor-Shared Background: Ardis Cohen alludes to wondering how to raise children when she and her husband come from different faiths. In Real Life Lyndsay Crouse comes from a Protestant background and is the ex-wife of Jewish playwright David Mamet.
- Burn the Witch!: Or the priest in this case.
- Driven to Suicide: Calloway tries to kill himself when he realize he can't kill God/his faith.
- Have You Seen My God?: Calloway believes God has abandoned them. But he's also afraid of his judgement.
- Nay-Theist: Calloway
- Villainous Breakdown: Calloway at the end.