Jared Padalecki Sam Winchester Actor Jensen Ackles Dean Winchester Actor Mark A. Sheppard Guest Star Osric Chau Guest Star Curtis Armstrong Guest Star Misha Collins Guest Star Amanda Tapping Guest Star Alaina Huffman Guest Star Kim Rhodes Guest Star Eric Kripke Executive Producer Robert Singer Executive Producer Sera Gamble Executive Producer Ben Edlund Executive Producer Philip Sgriccia Executive Producer, Director McG Executive Producer Jeremy Carver Writer