Sarah Gadon
Grace Marks (6 eps)
Edward Holcroft
Dr. Simon Jordan (6 eps)
Rebecca Liddiard
Mary Whitney (6 eps)
Zachary Levi
Jeremiah Pontelli (6 eps)
Kerr Logan
James McDermott (6 eps)
David Cronenberg
Reverend Verrenger (6 eps)
Paul Gross
Thomas Kinnear (6 eps)
Anna Paquin
Nancy Montgomery (6 eps)
John Tench
Keeper #1 (4 eps)
Wilson Reynolds
Street Urchin #1 (1 eps)
Jacob Soley
Michael (1 eps)
Jonathan Goad
Grace's Father (1 eps)
Martha Burns
Mrs. Parkinson (1 eps)
Sarah Manninen
Mrs. Humphrey (1 eps)
Elizabeth Saunders
Mrs. Honey (1 eps)
Samantha Weinstein
Effie (1 eps)
Mag Ruffman
Diane (1 eps)
Kate Ross
Agnes (1 eps)
Jonathan Koensgen
Keeper #2 (1 eps)
Dylan Trowbridge
Ship's Doctor (1 eps)
Diane D'Aquila
Mrs. Quenell (1 eps)
Michael Therriault
Mr. McDonald (1 eps)