The duration of Four on the Floor is 1560.0 seconds.
The duration of The Thirteenth Floor is 1.67 hours.
The duration of A Crack in the Floor is 1.5 hours.
The duration of The Killing Floor is 1.57 hours.
The duration of The Seventh Floor is 1.8 hours.
The duration of Forbidden Floor is 1.5 hours.
The duration of Monster from the Ocean Floor is 1.07 hours.
The duration of Songs from the Second Floor is 1.63 hours.
The duration of Stranger on the Third Floor is 1.07 hours.
The duration of The Passing of the Third Floor Back is 1.5 hours.
The duration of After Four is 1800.0 seconds.
The duration of Four in a Jeep is 1.58 hours.
The duration of Four Daughters is 1.5 hours.