Robert Wagner as Bud Corliss

Jeffrey Hunter as Gordon Grant

Virginia Leith as Ellen Kingship

Joanne Woodward as Dorothy ('Dorie') Kingship

Mary Astor as Mrs. Corliss

George Macready as Leo Kingship

Robert Quarry as Dwight Powell

Howard Petrie as Howard Chesser, Chief of Police

Molly McCart as Annabelle Koch

Marlene Felton as Medical Student

Bill Walker as Bill, the Butler