Episode 23 of "Boston Legal"
s02e06 Witches of Mass Destruction
Title: Witches of Mass Destruction
Original Air Date: 11/01/2005
Plot Outline:
The firm takes on two milestone cases. First, Shirley and Denise represent Christian and Wiccan parents who are outraged by a public school's Halloween celebrations, but the case takes a turn for the worse when the clients begin arguing amongst themselves. Meanwhile, Denny and Alan's friendship is tested when Alan helps Cassie sue the US military for the loss of her brother.