What actors and actresses appeared in Morgen - vielleicht 1961?

You are likely thinking of the film "Morgen - vielleicht" (1961), which is a German drama film directed by Franz Peter Wirth.

The film stars:

* Lilli Palmer as Barbara

* Horst Buchholz as Michael

* Martin Held as Paul

* Gisela Uhlen as Anne

* Hansjörg Felmy as Klaus

This information can be found on databases such as IMDb or the Internet Movie Database.