Grand Jury Secrets Two brothers try to out-smart each other...because their jobs demand it! A newspaper reporter gets involved with shady stock promoters when he listens in on a jury room session. Details Casts Galleries Posters Title Grand Jury Secrets Release Date 1939-06-23 Runtime 01 Hours 08 Minutes Genres Drama Mystery Romance Crime Production Companies Paramount Pictures Production Countries United States of America John Howard... John Keefe... Gail Patrick... Agnes Carren... William Frawley... Bright Eyes... Jane Darwell... Mrs. Keefe... Porter Hall... Anthony Pelton... Harvey Stephens... Michael Keefe... John Hartley... Robson... Elisha Cook Jr.... Robert Austin / Norman Ha... Kitty Kelly... Miss Clark... Morgan Conway... Thomas Reedy... Jack Norton... Doyle... Richard Denning... Murph... Frank M. Thomas... Benton... Eddie Marr... Malin... Original Size (1280x720) Original Size (937x1406) Original Size (1000x1500)