Bewitched (1964)

S2E30 Follow That Witch (1)

Darrin is confident he'll land the Robbins Baby Food account, but Mr. Robbins insists on investigating his personal life first. His assistant, George Barkley, hires the cunning Charlie Leach to dig deeper into Darrin's affairs. Meanwhile, Samantha accidentally reveals her magic when Abner's sister, Harriet Kravitz, who is house-sitting while Gladys is away, witnesses her powers. Initially skeptical, Charlie soon sees Samantha's abilities firsthand. He confronts her, demanding she divulge her secrets or he will expose her as a witch to the world.