Scott Derrickson is directing the comic book movie, which co-stars Rachel McAdams and Tilda Swinton
Cumberbatch plays neurosurgeon Stephen Strange, who after a horrific car accident discovers a hidden world of magic and alternate dimensions. Landecker’s role is being kept under wraps.
Landecker plays Sarah Pfefferman on Amazon’s Emmy-winning series “Transparent,” which returns for its second season on Dec. 11. She recently appeared in “Project Almanac” and Nicole Holofcener‘s “Enough Said,” and she’ll soon be seen in Lorene Scafaria‘s “The Meddler” with Susan Sarandon and Jonathan Mostow‘s “Hunter’s Prayer” with Sam Worthington.
Landecker is represented by ICM Partners, and Marvel had no comment about her casting.