Sister Mary Grace

Dianna Agron

Sister Cathleen

Margaret Qualley

Reverend Mother

Melissa Leo

Chuck Harris

Chris Zylka

Nora Harris

Julianne Nicholson

Sister Genevieve

Lisa Stewart

Sister Evelyn

Morgan Saylor

Sister Emanuel

Rebecca Dayan

Archbishop McCarthy

Denis O'Hare

Sister Emily

Liana Liberato

Sister Sissy

Maddie Hasson

Sister Genevieve

Lisa Stewart Seals

Sister Kate

Alyssa Brindley

Sister Candance

Eline Powell

Sister Charlotte

Chelsea Lopez

Sister Margaret

Ashley Bell

Sister Anne

Hannah Renee Jackson

Father Luca

Marco St. John

Sister Theresa (uncredited)

Lacy Hartselle

Cathleen, 7 Years Old

Eliza Mason

Sister Eleanor

Neva Howell

Local Priest

Bill Shick

Cathleen, 7 Years Old

Eliza Stella Mason

Rob, Church Usher

Danny Vinson

Sister Gloria

Angela Fox

Cathleen, 12 Years Old

Sasha Mason

Nun Teacher

Peggy Walton-Walker

Miss Williams

Rosemary Brown

Nora's Boyfriend

Gabe Beutel-Gunn

Sister Louisa

Marshall Chapman

Parent

Tonya Webb

Blessed Sorrows Student (uncredited)

Kamryn Boyd

Parent (uncredited)

Darla Pelton-Perez

Churchgoer (uncredited)

Joseph Wilson

Blessed Sorrows Student (uncredited)

Sydney Hoover

Cathleen's Sister (uncredited)

Kaitlyn Williams

Wedding attendee (uncredited)

Melissa Nyenhuis

Friend of Noras' (uncredited)

Nettie Kraft

Blessed Sorrows Student (uncredited)

Sydney Harris

Churchgoer (uncredited)

Kirk H. Andersen

Cathleen Sister Nun (uncredited)

Ashley Hargrove

Church Goer (uncredited)

Jeffrey Wilkerson

Blessed Sorrows Nun (uncredited)

Debbie Swierk

Wedding Attendee (uncredited)

Francis Dobrisky