A dark night in war time, with several black-outs, it's just a night for murder. Susan Cooper, a fast-talking girl reporter, doubles as amateur sleuth solving yet another mystery among Hollywood's famous.

Glenda Farrell
as Susan Cooper

Lyle Talbot
as Joe Powell

Ralph Sanford
as Det. Hoffman

Forrest Taylor
as Police Chief Williams

Donald Kirke
as Hamilton Hart

Lynn Starr
as Carol Lynn

Lina Basquette
as Mona Harrison

Rick Vallin
as Arthur Evans

Marjorie Manners
as Ellen Smith

Edna Harris
as Telephone Operator