The duration of Secret Window is 1.6 hours.
The duration of Light in the Window is 600.0 seconds.
The duration of The Secret Saturdays is 1320.0 seconds.
The duration of The Secret of NIMH is 1.37 hours.
The duration of Secret of the Cave is 1.47 hours.
The duration of Visible Secret is 1.63 hours.
The duration of The Window is 1.22 hours.
The duration of On Secret Service is 1.48 hours.
The duration of The Shadow on the Window is 1.27 hours.
The duration of The Woman in the Window is 1.65 hours.
The duration of The Magic Window is 1800.0 seconds.
The duration of Window on the World is 1800.0 seconds.
The duration of Allegra's Window is 1440.0 seconds.
The duration of Light in the Window is 600.0 seconds.
The duration of Secret Venture is 1.17 hours.
The duration of The Secret of the Grain is 2.52 hours.
The duration of Secret Sunday is 1.83 hours.
The duration of Sharing the Secret is 1.5 hours.