Carrie Coon
Bertha Russell (8 eps)
Morgan Spector
George Russell (8 eps)
Louisa Jacobson
Marian Brook (8 eps)
Denée Benton
Peggy Scott (8 eps)
Taissa Farmiga
Gladys Russell (8 eps)
Harry Richardson
Larry Russell (8 eps)
Blake Ritson
Oscar van Rhijn (8 eps)
Simon Jones
Mr. Bannister (8 eps)
Jack Gilpin
Mr. Church (8 eps)
Ben Ahlers
Jack Treacher (8 eps)
Michael Cerveris
Watson (8 eps)
Kelley Curran
Enid Turner (8 eps)
Sullivan Jones
Thomas Fortune (8 eps)
Celia Keenan-Bolger
Mrs. Bruce (8 eps)
Debra Monk
Armstrong (8 eps)
Donna Murphy
Lina Astor (8 eps)
Kristine Nielsen
Mrs. Bauer (8 eps)
Kelli O'Hara
Aurora Fane (8 eps)
Patrick Page
Richard Clay (8 eps)
Taylor Richardson
Bridget (8 eps)
Douglas Sills
Monsieur Baudin (8 eps)
Erin Wilhelmi
Adelheid Weber (8 eps)
John Douglas Thompson
Arthur Scott (8 eps)
Cynthia Nixon
Ada Brook (8 eps)
Christine Baranski
Agnes van Rhijn (8 eps)