Robert Vonk , Dec 05, 2007; 09:38 a.m.
Both methods are possible. Put it in a plastic zipper bag to avoid any moisture. From the freezer: It will need several hours to reach the room temperature without too much condensation. From the fridge: 1 hour under normal conditions (50-60% rel. humidity).
Unless it's bulk film. Due to it's mass it will need much more time.