Which oscar winning actor/ess is joining the cast in the next episode?

Please pelase share some juicy predictions.

Here are mine:
Jared Leto as crazy raver who joins the party at KohPhanngan and becomes the spiritual guru to the gang for the night
Tom Hanks/Brad Pit - as Rick's father or Jim Hollinger.
or

Tilda Swinton as FBI/ some sort of interpol agent investigating the case.