In American Horror Story : Asylum , James Cromwell portrays Dr. Arthur Arden .
Despite being formerly anthological , some of the cast members reprise their roles in the series 's fourth and sixth cycle , Freak Show and Roanoke , such as : Rabe , Naomi Grossman , Paulson , and James Cromwell , portraying Sister Mary Eunice McKee , Pepper , Lana Winters , and a young version of Dr. Arthur Arden , also known as Hans Grüper , respectively.
American Horror Story-COLON- Asylum