Mark Harmon and Jamie Lee Curtis previously appeared together in Freaky Friday (2003). In the original, Harmon's role was originally played by Sean Astin's father John Astin.
Sean Astin guest stars in this episode. His brother, Mackenzie Astin, guest starred in Life Before His Eyes (2012) just a few episodes earlier.
At 16:45- Hollywood cliche #108: the stage whisper.
At 34:09- Hollywood cliche #221: the bad guy is hiding in the van.
Wicks's Country House, shown at 26:06 mins is in fact KENWOOD House, Hampstead Heath London .