Gwendolyn Lash
from The Shampoo Effect by Jenny Jackson
Role: Supporting
Caroline's mother
Readers picture Meryl Streep as Gwendolyn Lash in The Shampoo Effect by Jenny Jackson. Other fancast picks include Sigourney Weaver.
Top pick
Meryl Streep
Other picks
Sigourney Weaver
Picture someone else? to vote or add your own pick.
What Gwendolyn Lash looks like
How readers say the book describes them.
Other The Shampoo Effect characters
Caroline Lash
Zoey Deutch
Bailey Newmarch
Aubrey Plaza
Van Whittaker
Chris Pine
Augusta Nickerson
Kathryn Hahn
Ned Clark
Justin Theroux
Fran Gianopoulos
Natasha Lyonne
RJ
Nick Thune