Mason — Boyhood Character Profile

About Mason

The film's protagonist, following his development from childhood to college. He navigates family changes, academic pursuits in photography, teenage romance, and eventual departure for Sul Ross State University.

Mason — Character Profile

Character Facts

Played by

Ellar Coltrane

Appears in

Boyhood (2014)

Role

Protagonist

Relationships (7)

• Mason — Family Mother — Mom (Patricia Arquette)

  Core maternal bond spanning the protagonist's entire childhood.

• Mason — Family Sister — Samantha (Lorelei Linklater)

  Siblings navigating shared family transitions.

• Mason — Family Step-sister — Mindy (Jamie Howard)

  Step-sibling relationship within the blended family.

• Mason — Family Step-brother — Randy (Andrew Villarreal)

  Step-sibling relationship within the blended family.

• Mason — Romantic Girlfriend — Sheena (Zoe Graham)

  High school romance that evolves through teenage years.

• Mason — Conflict Confrontation — Jim (Brad Hawkins)

  Authority figure clashing with teenage independence.

• Mason — Professional Student — Teacher (Bonnie Cross)

  Academic mentorship relationship in high school.

Explore the full interactive character relationship map of Boyhood

More characters from Boyhood

• Mom (Patricia Arquette)
• Dad (Ethan Hawke)
• Samantha (Lorelei Linklater)
• Sheena (Zoe Graham)
• Grandma (Libby Villari)
• Ted (Steven Chester Prince)
• Elementary School Girl (Sydney Orta)
• Teacher (Bonnie Cross)
• Neighborhood Friend #1 (Shane Graham)
• Professor Bill Welbrock (Marco Perella)
• Tommy (Elijah Smith)
• Jim (Brad Hawkins)