Smallville Guest cast, played by Michael Cassidy Episode 7x02: Kara (Oct 4, 2007) Episode 7x03: Fierce (Oct 11, 2007) Episode 7x05: Action (Oct 25, 2007) Episode 7x07: Wrath (Nov 8, 2007) Episode 7x08: Blue (Nov 15, 2007) Episode 7x09: Gemini (Dec 13, 2007) Episode 7x10: Persona (Jan 31, 2008)