Loading view. There were no results found. There were no results found. Castellum Theater, Rijnplein 1-3, 2405 DB Alphen aan den Rijn, Netherlands Events Venues Castellum Theater, Rijnplein 1-3, 2405 DB Alphen aan den Rijn, Netherlands Events at this venue Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file