Question: Who is the mother of the director of film River'S End (2005 Film)?
Sentence (from "River's End (2005 film)"): River's End is a 2005 American Western-drama film directed by William Katt and starring Barry Corbin, Sam Huntington, Caroline Goodall, William Katt, Charles Durning, Clint Howard, and Jackson Rathbone.
Relevant evidence: Yes