Margot Robbie

Character: Tonya

Sebastian Stan

Character: Jeff

Allison Janney

Character: LaVona

Julianne Nicholson

Character: Diane Rawlinson

Paul Walter Hauser

Character: Shawn

Bobby Cannavale

Character: Martin Maddox

Bojana Novaković

Character: Dody Teachman

Caitlin Carver

Character: Nancy Kerrigan

Maizie Smith

Character: Tonya (3 ½ Yrs)

Mckenna Grace

Character: Tonya (8-12 Yrs)

Suehyla El-Attar Young

Character: Skater Mom

Jason Davis

Character: Al

Mea Allen

Character: Snooty Girl

Cory Chapman

Character: Chris

Amy Fox

Character: Skating Judge

Cara Mantella

Character: Choreographer

Joshua Mikel

Character: Heckling Spectator

Lynne Ashe

Character: Shawn's Mother

Steve Wedan

Character: Shawn's Father

Brandon O'Dell

Character: Policeman #1

Davin Allen Grindstaff

Character: USFS Judge

Daniel Thomas May

Character: Sheriff

Anthony Reynolds

Character: Derrick Smith

Ricky Russert

Character: Shane Stant

Al Bianchi

Character: Sports Bar Manager

Miles Mussenden

Character: Policeman #2

Annie Livingston

Character: 6 Year Old Girl

Jan Harrelson

Character: FBI Agent #1

Luray Cooper

Character: FBI Agent #2

Dan Triandiflou

Character: Bob Rawlinson

Kelly O'Neal

Character: Interviewer

Lisa Kaye Kinsler

Character: Lillehammer Skating Judge

Cecil Love

Character: Bailiff

Alphie Hyorth

Character: Judge Londer

Sean Goulding

Character: Restaurant Employee

Bobby Browning

Character: Joe

Little Man

Character: LaVona's Sixth Husband

Heather Jocelyn Blair

Character: Bathroom Witness (uncredited)

Raven Wynn

Character: Chinese Waitress (uncredited)

Evan George Vourazeris

Character: Diner Patron (uncredited)

Joe Heath

Character: Spectator (uncredited)