Ever heard of Columbia Pictures? It is a really famous American film studio.
Yes, I have heard of it but do not know much about it.  What movies  have they produced?
I'm not too sure, but I know some stars that became big from this studio, like Rosalind Russell and Glenn Ford.
I have not heard of either Rosalind Russell or Glenn Ford I don't believe, what movies/roles have they played?
Glenn Ford
Gwyllyn Samuel Newton "Glenn" Ford (May 1, 1916 – August 30, 2006) was a Canadian-American actor whose prolific career lasted more than 50 years. Although he played many different types of roles in many different types of movies, Ford was best known for playing ordinary men in unusual circumstances. He was most prominent during Hollywood's Golden Age. Some of his most significant roles were as the lead or co-lead in "Gilda" (1946) and "The Big Heat"
2011.
On January 12, 2011, composer Alan Menken was asked about the sequel in an interview. His reply was, "I've heard things but there's nothing yet. I don't know much about what's happening with that. Honestly, I don't know what the studio wants to do next. I presume there will be some future projects for me to work on. I love doing that, I really do. But I'm not frustrated that it isn't one of them. At the