You can subscribe to the movie schedule of the JFFH with iCal or Google Calendar:

Google Calendar (embedded): 
https://calendar.google.com/calendar/embed?src=ba961a8llq7tcv112hjbqvs0eufkc4cg%40import.calendar.google.com&ctz=Europe%2FBerlin

Google Calendar (abo):
https://calendar.google.com/calendar/ical/ba961a8llq7tcv112hjbqvs0eufkc4cg%40import.calendar.google.com/public/basic.ics

iCal:
https://jffh.de/jffh.ical