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