While her character name wasn’t mentioned, it is noted that she will be sharing scenes with Ezra Miller (who has previously denied involvement).
Katherine Waterston and Alison Sudol will co-star as sisters alongside Ezra Miller and Dan Fogler. Murray is expected to share scenes with Miller’s character, who’s a rival of sorts to Newt Scamander.
You can find her IMDB page here.
So far, the confirmed cast is Eddie Redmayne (Newt), Katherine Waterston (Porpentina), Alison Sudol (Queenie), Dan Fogler (Jacob), Faith Wood-Blagrove (Modesty) & Jenn Murray (unknown).
Preperation has already begun, with the main cast due to begin filming soon.