What actors and actresses appeared in Tri pesni o Lenine - 1934?

You are asking for the actors and actresses who appeared in the 1934 film *Three Songs About Lenin* (original Russian title: *Три песни о Ленине*, transliterated as *Tri pesni o Lenine*).

However, there is no known film with that exact title or year of release. The most likely possibility is that you are thinking of:

* "Three Songs About Lenin" (1934): This is a documentary film about the life of Vladimir Lenin. It is not a fictional narrative and, as such, does not feature actors or actresses.

To be sure, can you provide any more details about the film, such as the director, any other specific information you remember, or the language the film was in? This information could help clarify your request.