The average duration of the day-night cycle on Mars — i.e., a Martian day — is 24 hours, 39 minutes and 35.244 seconds, equivalent to 1.02749125 Earth days. The sidereal rotational period of Mars—its rotation compared to the fixed stars—is only 24 hours, 37 minutes and 22.66 seconds.
The duration of Princess of Mars is 1.5 hours.
The duration of The Wizard of Mars is 1.42 hours.
The duration of Roving Mars is 2400.0 seconds.
The duration of Mission to Mars is 1.88 hours.
The duration of The Mars Canon is 2.02 hours.
The duration of Ghosts of Mars is 1.63 hours.
The duration of Devil Girl from Mars is 1.27 hours.
The duration of Revenge of the Mysterons from Mars is 1.52 hours.
The duration of Mars Needs Women is 1.33 hours.
The duration of Eyes of Laura Mars is 1.73 hours.
The duration of Mars Needs Moms is 1.47 hours.
The duration of Mars vs Venus is 2700.0 seconds.