Guest Stars Anthony Carrigan as Victor Zsasz Nathan Darrow as Victor Fries / Mr. Freeze Dakin Matthews as Niles Winthrop Benjamin Stockham as Alex Winthrop Owen Harn as The Hunter Co Starring Kelcy Griffin as Detective Harper James Ciccone as Giovanni Stephen Badalamenti as Rinaldi Suzan Perry as Librarian Reggie D. White as Mo Anthony Rodrgiuez as Anubis Jacob Wheeler as Lefty