Character Relationship Map: Tully

Characters

• Marlo Moreau (played by Charlize Theron) — protagonist

  Protagonist and mother of three who becomes overwhelmed by sleep deprivation and postpartum exhaustion. She accepts a night nanny to cope, undergoes a psychological breakdown, and ultimately realizes...

• Tully (played by Mackenzie Davis) — protagonist

  A charismatic night nanny hired to help Marlo, who takes control of household duties and helps restore Marlo's intimacy with her husband. She eventually reveals her true purpose is to bridge a gap bef...

• Drew Moreau (played by Ron Livingston) — supporting

  Marlo's husband and father to their three children. He has a fantasy about diner waitresses that Tully helps facilitate, later learns about Marlo's severe exhaustion in the hospital, apologizes for hi...

• Craig (played by Mark Duplass) — supporting

  Marlo's wealthy brother who offers to pay for a night nanny as a gift for the birth of their third child. His offer sets the plot in motion.

• Jonah Moreau (played by Asher Miles Fallica) — supporting

  Marlo and Drew's son with an undiagnosed behavioral disorder and sensory sensitivities requiring nightly brushing. His tantrums contribute to Marlo's stress, and he eventually questions the brushing r...

• Sarah Moreau (played by Lia Frankland) — supporting

  Marlo and Drew's daughter. Mentioned briefly as part of the family the parents are struggling to manage.

• Delivery Room Nurse (played by Jennifer March) — cameo

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Marlo Moreau → Delivery Room Nurse (Professional Patient) — The nurse is connected to Marlo's delivery.

  The story includes Marlo's childbirth and identifies a delivery room nurse among the listed characters.

• Drew Moreau → Sarah Moreau (Family Father) — Drew is Sarah's father.

  Sarah is described as Marlo and Drew's daughter.

• Drew Moreau → Jonah Moreau (Family Father) — Drew is Jonah's father within the family under strain.

  Jonah is described as Marlo and Drew's son and part of their household.

• Craig → Marlo Moreau (Family Brother) — Craig is Marlo's brother and a financially capable family supporter.

  Craig is identified as Marlo's wealthy brother and offers to pay for a night nanny as a baby gift.

• Tully → Drew Moreau (Romantic Intimacy Facilitator) — Tully helps restore physical intimacy between Drew and Marlo.

  Tully wears the diner-waitress uniform Marlo purchased and, with Marlo coaching her, makes love to Drew.

• Marlo Moreau → Tully (Meta Imagined Alter Ego) — Tully is a dissociative survival identity created by Marlo.

  Later flashbacks show events Marlo and Tully experienced together actually happening with Marlo alone, revealing Tully as an alter ego created during...

• Marlo Moreau → Drew Moreau (Family Wife) — Marlo and Drew are married partners raising a family.

  Marlo is pregnant with an unplanned third child with her husband Drew, and they raise Sarah and Jonah together.

• Marlo Moreau → Sarah Moreau (Family Mother) — Marlo is Sarah's mother.

  Sarah is identified as Marlo and Drew's daughter, and Marlo is overwhelmed while managing her children.

• Marlo Moreau → Jonah Moreau (Family Mother) — Marlo cares for Jonah while struggling with his behavioral and sensory needs.

  Marlo brushes Jonah's skin nightly to reduce his sensitivity to external stimuli and later embraces him after they end the procedure.

Story Analysis

A sleep-deprived mother creates an alter ego to survive overwhelming parenthood and ultimately reconnects with herself and her family.

Plot Progression

1. A Household Under Strain — Marlo faces an unplanned pregnancy while caring for Sarah and Jonah, whose behavioral and sensory difficulties increase the pressure at home. After Mia's birth, exhaustion and school conflict push Mar...
2. The Nanny Who Restores Balance — Tully enters the household as a night nanny and quickly takes over childcare, cleaning, and practical support. Marlo begins reconnecting with her family, her creativity, and her intimacy with Drew.
3. A Friendship Unravels — Tully's distress and sudden wish to leave disrupt Marlo's renewed stability. Their night in Bushwick exposes Marlo's unresolved feelings about aging, identity, and her former life.
4. Underwater Revelation — Marlo's exhaustion culminates in a car crash and an underwater rescue represented through Tully's mermaid image. The hospital explanation reveals the psychological nature of Tully's presence.
5. Returning to the Family — Tully leaves after thanking Marlo for keeping her alive, while Drew acknowledges how badly Marlo has been suffering. Marlo and Jonah release the brushing ritual, and Marlo and Drew share the household...