"A spinster and her widowed sister, both authors of murder mystery novels, try to track down the killer of a former movie star."
Helen Hayes
as Ernesta Snoop
Mildred Natwick
as Gwendolyn Snoop Nicholson
Charlie Callas
as Charlie
Jill Clayburgh
as Mary Nero
Bill Dana
as Melvin Kaplan
Ed Flanders
as Milo Perkins
Kurt Kasznar
as Alexander Scalamdri
Edward Platt
as Julius Nero
Kent Smith
as Warren Packer
Craig Stevens
as Charles Corman
Fritz Weaver
as Anton de Tourolet
Lawrence Pressman
as Lt. Ostrowski
Paulette Goddard
as Norma Treat
Art Carney
as Barney
Iggie Wolfington
as Frank
Gloria Stroock
as Pinke Allen
Robert L. Joseph
as Ice Cream Man
Leonard B. Stern
Teleplay
Joe Scully
Casting
Hal Mooney
Music Supervisor
Richard Belding
Supervising Editor
Donald J. Sullivan
Set Decoration
Grady Hunt
Costume Design
David H. Moriarty
Sound
Alan Shayne
Characters
Edward Williams
Editor
Robert Pusilo
Hugh Wheeler
Edward K. Dodds
Unit Manager
Director
Executive Producer
Jesse Wayne
Stunt Coordinator
Douglas Benton
Producer
Story
Harry R. Sherman
Harry L. Wolf
Director of Photography
Kenneth A. Reid
Art Direction
Ann Roth
Costume Designer
Jerry Fielding
Original Music Composer
Douglas Green
Assistant Director
Wayne Fitzgerald
Title Designer