Apart from the Glej theatre, which is the moderator of the project in Slovenia, and SNG Drama, Prešernovo gledališče Kranj, Lutkovno gledališče Ljubljana, Plesni teater Ljubljana, KUD Transformator, Slovensko ljudsko gledališče Celje, Mini teater, SNG Nova Gorica and Šentjakobsko gledališče Ljubljana are among the participants.

This year, the Slovenian minority theatre in Trieste SSG will also take part by staging a play by Vinko Möderndorfer "Vaje za tesnobo" (Anxiety Exercises).

The programme will start already in the morning with a performance by puppet theatre Lutkovno gledališče Maribor "Volk in kozlička" (The Wolf and the Kids) and end at midnight with a performance by group Rdeči kabaret (Red Cabaret) at the Metelkova counter culture centre.

The first European Theatre Night took place in October 2008 at the Public University Dubrava - Children's Theatre Dubrava in Croatia's Zagreb and at the Šibenik Theatre.

This year Austria, Croatia, Bosnia-Herzegovina, Montenegro, Serbia, Slovakia, the Czech Republic, France and Slovenia are taking part in the project which started in Croatia in an attempt to put theatres in the focus of debates and socializing.