Fiona says that Sam's old bulletproof vest smells of Old Spice and bourbon. Bruce Campbell, who plays Sam, became spokesman for Old Spice in 2006.
Lucy Lawless and Bruce Campbell have worked together before in the long running series Xena Warrior Princess. Lawless played Xena, and Bruce played a recurring guest star named Autolucus. Bruce also played this character on the series Hercules The Legendary Journeys of which Xena was a spin off.