Pennyworth - Season 3 May 2026

The drug is tested on a hippie cult (the Ashram), leading to a series of killings that the authorities initially blame on the cultists.

Patrick Wayne visits London under the guise of seeing his family, but he is actually testing Lullaby, which can manipulate people into extreme actions—even murder—by triggering "the lullaby state". Pennyworth - Season 3

The primary conflict centers on a high-stakes psychological weapon: , a mind-control drug developed by the CIA and Thomas Wayne's father, Patrick Wayne . The drug is tested on a hippie cult