When does my THORPE PARK Annual Pass expire? All our Annual Passes are valid from the date of issue for 12 months. Related articles Are there any dates where entry is excluded as part of my THORPE PARK Annual Pass? What is the THORPE PARK Annual Pass? Do Thorpe Park Annual Passholders need to pre-book entry? I’ve already used my pre-book allocation but would like to book for Summer instead, can I cancel? Can I purchase an Annual Pass as a gift for someone else?