Millie Winchester is a fictional character portrayed by Bianca Kajlich in the TV series The Winchesters.
In the first episode they appeared in, titled Pilot (season 1), they were 45 years old.
They appear in all 13 aired episodes and have accumulated 210 positive votes.
The character of Millie Winchester is mainly associated with John Winchester and Mary Campbell.
Episodes13
Pilot
episode S1.E1 october 2022John Winchester returns from Vietnam, and teams up with Mary Campbell to hunt monsters and find their missing fathers.
Teach Your Children Well
episode S1.E2 october 2022When a man goes missing in Topeka, Mary takes a break from looking from her father to investigate.
You're Lost Little Girl
episode S1.E3 october 2022A Hindu demon abducts two of Mary's neighbor children, and John and Mary look for a way to bring them back and destroy the demon.
Masters of War
episode S1.E4 november 2022The death of a vet and mysterious burns marks on the walls draws the team's attention.
Legend of a Mind
episode S1.E5 november 2022A councilman dies under mysterious circumstances, and the group suspects Akrida involvement.
Art of Dying
episode S1.E6 november 2022A monster goes after an old friend of Mary's mother from their hunting days.-
Reflections
episode S1.E7 december 2022Roxy offers to trade Mary Samuel for the box. Meanwhile, the group tries to summon Henry Winchester's spirit to answer their questions. -
Hang On to Your Life
episode S1.E8 january 2023While John, Mary, and Millie help Samuel recover from his wounds, Carlos and Latika investigate a mysterious death at a bar. 
Cast Your Fate to the Wind
episode S1.E9 january 2023The group find themselves fighting vampires, and John has a vision of dying at the fangs of their leader.
Suspicious Minds
episode S1.E10 february 2023John and Mary find a new ally in their fight against the Akrida, while Carlos and Lataka track down one of the Akrida's former victims.
You've Got a Friend
episode S1.E11 february 2023John is arrested for Kyle's murder, and Lata is forced to relive a dark secret from her childhood.-
The Tears of a Clown
episode S1.E12 february 2023Mary and John's tense discussion is interrupted when Carlos and Latika arrive to discuss a mystery involving a creepy clown. Meanwhile, Ada makes an interesting discovery. 
Hey, That's No Way to Say Goodbye
episode S1.E13 march 2023The group try to stop the Akrida. - with the help of a surprise ally.
- Pilot
- Teach Your Children Well
- You're Lost Little Girl
- Masters of War
- Legend of a Mind
- Art of Dying
- Reflections
- Hang On to Your Life
- Cast Your Fate to the Wind
- Suspicious Minds
- You've Got a Friend
- The Tears of a Clown
- Hey, That's No Way to Say Goodbye
Best moments10
- Roxy offers to trade Mary Samuel for the box. Meanwhile, the group tries to summon Henry Winchester's spirit to answer their questions.
- The group find themselves fighting vampires, and John has a vision of dying at the fangs of their leader.
- The death of a vet and mysterious burns marks on the walls draws the team's attention.
- John Winchester returns from Vietnam, and teams up with Mary Campbell to hunt monsters and find their missing fathers.
- When a man goes missing in Topeka, Mary takes a break from looking from her father to investigate.
- A Hindu demon abducts two of Mary's neighbor children, and John and Mary look for a way to bring them back and destroy the demon.
- A councilman dies under mysterious circumstances, and the group suspects Akrida involvement.
- A monster goes after an old friend of Mary's mother from their hunting days.
- While John, Mary, and Millie help Samuel recover from his wounds, Carlos and Latika investigate a mysterious death at a bar.
- John and Mary find a new ally in their fight against the Akrida, while Carlos and Lataka track down one of the Akrida's former victims.
- Reflections
- Cast Your Fate to the Wind
- Masters of War
- Pilot
- Teach Your Children Well
- You're Lost Little Girl
- Legend of a Mind
- Art of Dying
- Hang On to Your Life
- Suspicious Minds