Margaret Peterson — The Staircase Murders Character Profile

Character Facts

Played by

Laura Bailey

Appears in

The Staircase Murders (2007)

Role

Supporting

More characters from The Staircase Murders

• Michael Peterson (Treat Williams)
• David Rudolf (Kevin Pollak)
• Caitlin Atwater (Samaire Armstrong)
• D. A. Jim Hardin (Douglas M. Griffin)
• Todd Peterson (as Brandon Olive) (Brandon Ray Olive)
• Detective Castell (Brett Rice)
• Martha (as Stephanie Honore) (Stephanie Honoré)
• Bill Peterson (Ric Reitz)
• Kathleen Peterson (Nina Jones)
• Erica (Kate Donadio)
• Clayton Peterson (Kyle Clements)
• Candace Zamperini (Lara Grice)