Audio
ID : 2
Format : FLAC
Format/Info : Free Lossless Audio Codec
Codec ID : A_FLAC
Duration : 1 h 30 min
Bit rate mode : Variable
Bit rate : 292 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 48.0 kHz
Frame rate : 11.719 FPS (4096 SPF)
Bit depth : 16 bits
Compression mode : Lossless
Stream size : 189 MiB (4%)
Writing library : libFLAC 1.3.2 (UTC 2017-01-01)
Language : English
Default : Yes
Forced : No
Text
ID : 3
Format : PGS
Muxing mode : zlib
Codec ID : S_HDMV/PGS
Codec ID/Info : Picture based subtitle format used on BDs/HD-DVDs
Duration : 1 h 29 min
Bit rate : 41.2 kb/s
Count of elements : 2055
Stream size : 26.3 MiB (1%)
Title : SDH
Language : English
Default : No
Forced : No
The film is based on the actual events of the Portland Spy Ring trial in the U.K. A disgruntled Navy Clerk is transferred to a secret research establishment and is subsequently black-mailed/paid by Czech intelligence to procure secrets for them. He seduces the secretary who controls the most secret documents, and they enjoy the fruits of their treachery until the British authorities begin to close in on them.