Masks to be optional for guests in ‘outdoor common areas’ at Disney World Guests still need a mask while entering an attraction Updated: Tags: Masks will also be optional on pool decks on theme park property. This all starts on Saturday. Guests will still have to wear a mask upon entering and throughout all attractions, in all theaters, theatre entrances, in transportation, transportation entrances and all indoor locations. [RELATED: ] If a guest is stationary while eating food or drinking a beverage, the guest is allowed to be maskless. Cast members no longer go through onsite temperature screenings and guests will no longer have to go through temperature screenings starting May 16.