
Katherine Willis is an American actress and producer, best known for her roles as Myrtle Hale in Killers of the Flower Moon (2023), Diana Lord in Tell Me Your Secrets (2021), and Joanne Street in Friday Night Lights (2006). She is also known for her work on: NBC's The Blacklist (2013), HBO's The Leftovers (2014), USA Network's Queen of the South (2016), and the Nat Geo miniseries The Long Road Home (2017).
Katherine started acting in theater when she was 12 yrs old. She attended Brigham Young University on a theater scholarship. Born on the South Pacific island of Tonga, and the fourth of seven children, her childhood was spent in rural Missouri on a 200 acre farm.

Killers of the Flower Moon
2023 · as Myrtie Hale

Sin City
2005 · as Nurse

The Faculty
1998 · as Officer #2

The Life of David Gale
2003 · as Bullhorn Protester

Kabluey
2007 · as Veronica

Friday Night Lights
2004 · as Booster Wife

Divine Access
2015 · as Amber's Mom

Deliverance Creek
2014 · as Cordelia Crawford

Mercury Plains
2016 · as Mitch's Mom

Pure Race
1995 · as Kim Grey

Round of Your Life
2019 · as Jenny

Texas Cult House
2024 · as Hannah

The Doo Dah Man
2015 · as Becky

Deep in the Heart
2012

Red 11
2019 · as Administrator Willis

This Is Where We Live
2013 · as Leigh Ann

Moment of Truth: Stalking Back
1993 · as Jill Boyer

Thoughts and Prayers
2022 · as News anchor