• 
  Steven Shainberg

  regizor

• 
  Erin Cressida Wilson

  scenarist

• 
  Nicole Kidman

  Diane Arbus
• 
  Robert Downey Jr.

  Lionel Sweeney
• 
  Ty Burrell

  Allan Arbus
• 
  Emmy Clarke

  Grace Arbus
• 
  Harris Yulin

  David Nemerov
• 
  Nic Novicki

  Party Guy

• 
  Boris McGiver

  Jack Henry
• 
  Jane Alexander

  Gertrude Nemerov
• 
  Christina Rouner

  Lois
• 
  Matt Servitto

  Handsome Client
• 
  Marceline Hugot

  Tippa Henry
• 
  Emily Bergl

  Allan's New Assistant
• 
  Kim Taggart

  Model Kate

• 
  Ryan Shore

  String Trio, Violinist
• 
  Joseph McKenna

  Bald Man
• 
  Courtney Taylor Burness

  Little Diane
• 
  Gwendolyn Bucci

  Dominatrix
• 
  Lynn-Marie Stetson

  Fiona (Naked Girl) (as Lynn Marie Stetson)
• 
  Genevieve McCarthy

  Sophie Arbus
• 
  Mary Duffy

  Althea