What are the Warwick Castle Annual Pass terms and conditions? Warwick Castle Annual Pass terms and conditions can be downloaded here. Related articles Do I get a discount for Friends or Family members when visiting with my Warwick Castle Annual Pass? I have an Warwick Annual Pass/Merlin Pass, how do I pre-book entry? When can I use my Warwick Castle Annual Pass? Is Car Parking included in a Warwick Castle Annual Pass? Do you still have a Playground?