Leo Birinski. Rozhlasová hra podle stejnojmenného filmu. Scénář Harry Tugend. Adaptace (?) George Wells.Zvuk Charlie Forsyth. Režie Sanford Barnett.
Účinkují Rita Hayworth, William Powell, Cary Grant, Cecil B. DeMille, John Milton Kennedy.
Premiéra 26. dubna 1943 v síti CBS (Columbia) v rámci cyklu The Lux Radio Theatre (59 min.).
Pozn.: Nahrávka se dodnes zachovala v soukromé sbírce.
Sponsored by: Lux, Vimms. Spy vs. spy is neutral Lisbon, with „the plans“ written in invisible ink on the back of a beautiful lady reporter! After story guest: Cary Grant makes a patriotic speech about a war hero who sacrificed his life for his country. Louis Silvers (music director), Neil Madison, Lynn Whitney, Fred MacKaye (doubles), Denis Green, Charles Seel, Norman Field (doubles), George Sorel (doubles), Irene Martin, Stanley Farrar (doubles), Leo Cleary (doubles), Howard McNear (doubles), Julia Warren, Bradley Page (doubles), Paula Winslowe (commercial spokesman), Arthur Gillmore (commercial spokesman), Janet Russell (commercial spokesman).