Just like her film achievements, Hilt has played in a number of productions in various countries working with to directors from Belgium:
- J. Decorte,
- G.J. Reijnders,
- G. Casssiers
- A. Plattel)

She has played in classic and contemporary pieces, but prefers contemporary writers.

On stage Hilt enjoys portraying multiple disciplines like motion, expression or music. However, drama is Hilts passion. Even in drama it is important to Hilt to show relativism in her acting.