Lauren Tewes was chosen over one hundred actresses for the role of Julie McCoy.
While it made for interesting stories during the run of the show, romantic and sexual liaisons between passengers and crew members were (and still are) forbidden aboard cruise ships for a host of reasons.
In the opening credits, the episode's guest stars are listed first in alphabetical order; then the show's regulars, who are referred to as "your Love Boat crew" (e.g. "Gavin MacLeod as your Captain", etc.).