James Stewart

as Det. John 'Scottie' Ferguson

Kim Novak

as Madeleine Elster / Judy Barton

Barbara Bel Geddes

as Marjorie 'Midge' Wood

Tom Helmore

as Gavin Elster

Henry Jones

as Coroner

Raymond Bailey

as Scottie's Doctor

Ellen Corby

as Manager of McKittrick Hotel

Konstantin Shayne

as Pop Leibel