He quickly achieved more important roles and appeared as The Prince of Homburg at the Deutsche Theater under the direction of Max Reinhardt. One of Fröhlich's first film roles was composer Franz Liszt in Paganini in 1922. This was followed by a string of bit parts and supporting roles in film.
He quickly progressed to more prominent positions, taking on the role of The Prince of Homburg at the Deutsche Theater under Max Reinhardt's direction. His first film role was as composer Franz Liszt in "Paganini" in 1922, followed by a string of smaller parts and supporting roles.