At the initial table-read, Karen David began waving a white handkerchief when they got to the line "Die in a fart, brown cow!," and told everyone that she was going to have difficulty acting heartbroken. When it came time to shoot, she found it harder than she'd anticipated because she was catching a reflection of Darren Evans' face in the amulet and his reactions kept cracking her up.
King Richard says that he might name his new sword Dawnbreaker. Dawnbreaker is the name of one of the unique named swords from the video game Elder Scrolls V - Skyrim.
For their magical Skype call, Joshua Sasse and Karen David did not directly interact with one another, lines were being fed to them off-camera by crew members.