Actress Alaina Huffman appears as DC Comics character 'Black Canary' in the Vancouver-shot "Smallville" episode "Siren". 
Premise of the show has 'Chloe' (Allison Mack) intercepting a project file from 'Lex Luthor' (Michael Rosenbaum) but is attacked by 'Black Canary' (Huffman), a mystery woman with a 'subsonic cry'. 
'Dinah Lance', the Canary's alter ego, is a conservative talk show host who works at the 'Daily Planet', where she clashes with 'Lois Lane' (Erica Durance). Meanwhile Lex convinces Black Canary that super archer 'Green Arrow' aka 'Oliver Queen' and 'Clark' (Tom Welling) are terrorists.
"Siren" airs February 7....
