The Master Key
- વર્ષ: 1945
- દેશ: United States of America
- શૈલી: Action, War, Crime
- સ્ટુડિયો: Universal Pictures
- કીવર્ડ: movie serial
- ડાયરેક્ટર: Ray Taylor, Lewis D. Collins
- કાસ્ટ: Milburn Stone, Jan Wiley, Dennis Moore, Addison Richards, Byron Foulger, Maris Wrixon
