A supporter of contemporary music, Hendl conducted several premieres and composed incidental music for stage productions. He recorded best-selling albums with RCA Victor, featuring prominent soloists like Jascha Heifetz and Van Cliburn.
A proponent of contemporary music, Hendl conducted numerous premieres and composed music for theatrical productions. He released commercially successful albums on RCA Victor, featuring renowned soloists like Jascha Heifetz and Van Cliburn.