In alphabetical order by surname: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Brandon Oakes
Anne with an “E” (2017–2019)
Aluk
S3E09: A Dense and Frightful Darkness
S3E08: Great and Sudden Change
S3E05: I Am Fearless and Therefore Powerful
S3E04: A Hope of Meeting You in Another World
S3E03: What Can Stop the Determined Heart
S3E01: A Secret Which I Desired to Divine
Marlane O’Brien
Emily of New Moon (1998–1999, 2002–2003)
Mrs. Stuart
S4E06: Away
S4E04: Too Close to the Sun (as Velma Stuart)
S4E01: Rites of Passage (as Velma Stuart)
S3E11: Command Performance
S3E09: A Fall from Grace
S3E08: Had a Wife and Couldn’t Keep Her
S3E02: The Return of Maida Flynn
S3E01: Ask Me No Questions, I’ll Tell You No Lies
S2E12: Love Knots
S2E11: When the Bough Breaks
S2E10: Crown of Thorns
S2E08: The Devil’s Punchbowl
S2E07: A Time to Heal
S2E06: Rivers of Babylon
S2E05: The Witches’ Spell Book
S2E02: And So Shall They Reap
Gladys O’Connor
Road to Avonlea [Avonlea] (1990–1996)
Older Lady
Anne of Green Gables: The Sequel [Anne of Avonlea] (1987)
Maid at Maplehurst
Brent Oldfield
Anne of Green Gables (1972)
Jerry Buote
S1E03: Episode Three
S1E02: Episode Two
Sharon O’Leary
Anne of Green Gables (1972)
Minnie May
S1E03: Episode Three
S1E02: Episode Two
Colin O’Meara
Road to Avonlea [Avonlea] (1990–1996)
Sous Chef
S4E08: Heirs and Graces
Road to Avonlea [Avonlea] (1990–1996)
Buck
S3E03: But When She Was Bad . . . She Was Horrid (Part 2)
S3E02: But When She Was Bad . . . She Was Horrid (Part 1)
Greta Onieogou
Anne with an “E” (2017–2019)
Ruth
James O’Regan
Road to Avonlea [Avonlea] (1990–1996)
Constable Jeffries
S3E06: Aunt Janet Rebels [Aunt Janet’s Rebellion] (as Abner Jeffries)
S3E04: Felix and Blackie
S2E13: Misfits and Miracles
S2E10: Dreamer of Dreams
S2E08: Sea Ghost
S2E01: Sara’s Homecoming (as Abner Jeffries)
S1E11: The Witch of Avonlea (as Constable Jefferies)
S1E09: Malcolm and the Baby (as Abner Jefferies)
S1E03: The Quarantine at Alexander Abraham’s
S1E01: The Journey Begins
Lantern Hill (1990)
Policeman
Anne of Green Gables: The Sequel [Anne of Avonlea] (1987)
Mr. Pye
Joan Orenstein
Emily of New Moon (1998–1999, 2002–2003)
Aunt Caroline Priest
S4E07: A Seller of Dreams (Archival footage) (as Aunt Caroline)
S2E13: The Book of Hours
S2E12: Love Knots
S1E10: The Ghost of Wyther Grange (as Great Aunt Caroline)
Sheronna Osbourne
Anne with an “E” (2017–2019)
Black Woman
Donny Ostapovich
Emily of New Moon (1998–1999, 2002–2003)
Pale Rider
S4E07: A Seller of Dreams (Archival footage)
Tammy Ostapovich
Emily of New Moon (1998–1999, 2002–2003)
The Legs
S3E09: A Fall from Grace
Stephen Ouimette
Anne of Green Gables: The Animated Series (2000–2001)
Cartographer (voice)
S1E08: Lost and Found
Peter Outerbridge
Road to Avonlea [Avonlea] (1990–1996)
Count Marek
S6E11: What a Tangled Web We Weave
Norm Owen
Anne with an “E” (2017–2019)
Man