If you like live theater productions, book yourself some tickets for a show at Gloria-Theater. Check online for prices and times.
You'll quickly figure out why this arts and culture attraction is on the sightseeing list of many travelers to Bad Saeckingen. When you've paid the admission fee, wander inside and stick around a while. Like to know what else there is to keep you entertained close to Gloria-Theater? Have a look at Bad Saeckingen Church, Burg Barenfels and Park mit allen Sinnen.