Unlike food, film will survive being defrosted and refrozen, as long as it's kept dry. Film doesn't even need to be cold-stored unless you're wanting to store

Unlike food, film will survive being defrosted and refrozen, as long as it's kept dry. Film doesn't even need to be cold-stored unless you're wanting to store it long term. It should last until the expiry date (usually a year or two) at room temperature without any ill effects.