Alfred was the son of Elisha Cass/Cast and his second wife Rhoda Petty.Elisha married Rhoda on 5 Mar 1804, in Clark County, Kentucky. (Family history of Adah Daniels Gould)
Rhoda was listed as "Rhoda Cast in her father's 1804 Clark Co., Kentucky, will: Will of William Petty: Wife, Lettis. My youngest son, Thomas. My sons: Francis, (Za?)chariah, William, Randell, John, and James. My daughters: Rheda [sic Rhoda] Cast, Elizabeth Dodson, Rachel Russell, Hannah Ward, and Sarah Stevens. My wife and son, Thomas, Exe. Written: 1 May 1804. Witnesses: Charles and Sarah Tracy. Probated: 27 May 1805. ("Will records of Clark County, Kentucky," Elizabeth Prather Ellsberry, Chillicothe, Mo., 1970.)
Elisha died in September of 1822 in Warren Co., Kentucky. His estate was opened October 1, 1822. Warren Co, OH Probate Court records OCP 25 #1, Docket Estate O, pg 219: estate for Elisha Cast dated 1 Oct 1822, with administrators Rhoda Cast & Archibald Cast, noting that the widow [Rhoda] died before the estate was settled.
On 30 Oct 1823, guardianship was filed in the Warren Co., Ohio, Probate Court for Elisha Cast 13 yrs, ALFRED CAST 11 yrs, & William Reily Cast 6 yrs, with guardian John Cast.
My husband is descended from Elisha's brother James Cass. I have a lot more information about the family.