[s6e21] Let — It Bleed

The investigation reveals that Bobby’s longtime friend and mentor, Dr. Eleanor Visyak , is actually the creature that crossed over from Purgatory during Lovecraft's ritual. Castiel eventually captures her to obtain the blood needed to reopen the door. Cast and Key Players Role in Episode Jensen Ackles Dean Winchester

While Castiel eventually heals her physical wounds at the hospital, Dean realizes his world will never be safe for them. He has Castiel wipe their memories of him entirely, a decision that leaves Dean devastated and Sam deeply angry. Secondary Plot: H.P. Lovecraft and Purgatory [S6E21] Let It Bleed

Leads the desperate rescue of Lisa and Ben; makes the choice to wipe their memories. Sam Winchester The investigation reveals that Bobby’s longtime friend and

Betrays Castiel's plans to help the brothers find Crowley’s warehouse. Cast and Key Players Role in Episode Jensen

The primary conflict is driven by , who kidnaps Dean’s former girlfriend, Lisa Braeden , and her son, Ben , to force the Winchesters to stop their pursuit of Purgatory.