from The Unknown by Riley Sager
The film's producer
Readers picture Allison Janney as Loretta Zener in The Unknown by Riley Sager. Other fancast picks include Laura Linney.
Picture someone else? to vote or add your own pick.
How readers say the book describes them.

Marin Keane
Sadie Sink

Ronan Peters
Oscar Isaac

Violet Wright
Jennifer Jason Leigh

Heather Benchley
Brie Larson

Susie Hutchinson
Dove Cameron

Daisy Rue
Saoirse Ronan

Julianne Brown
Kathryn Hahn

Brad Brillstein
Dan Levy