Ellery Queen (1975)

S1E16 The Adventure of the Judas Tree

The Queens delve into a puzzling murder when a rich industrialist and war profiteer is found fatally stabbed with a Chinese ceremonial dagger. His body is then dragged from his home and hung from a tree, adorned with a crown of thorns, reminiscent of Judas Iscariot. As they sift through a plethora of suspects, the investigation takes a turn when they learn that the victim was battling acute lymphoma, adding another layer of complexity to the already tangled case.