Fold3.com has military records you can search, they have several records of Hatfield’s in Co. B, 45th Battalion Va. Infantry. Anderson Hatfield muster roll deserter since 1863. Elison Hatfield muster roll, absent without leave 1864. Anderson Hatfield POW “Rebel Deserters” records and amnesty oath may 4 1865.

Fold3 Facebook page has been sorta on the tail winds of the movie with links to the service records.

Happy Trails!
Tom Martin