Charlie's Angels (1976)

S2E18 Diamond in the Rough

Freddie the Fox, a former jewel thief, recruits the Angels to assist in a daring heist to acquire the renowned Light of Arabia diamond. His plan is to donate the precious gem to a museum, allowing him to leave his life of crime behind for good. With the Angels on his side, Freddie hopes to pull off the ultimate con while securing his legacy as a reformed criminal.