John Forsythe played Linda Evans' husband in Dynasty (1981). In this episode he is paired with Ursula Andress, who, in real life, was married to John Derek She and Derek divorced, which freed him to marry Linda Evans.
Ursula Andress's character says to John Forsyth's character that his cabin roommate named Charlie will "sleep like an Angel tonight". This is an obvious wink to Forsythe's role as the voice of Charlie on fellow ABC - network hit Charlie's Angels.
Lee Majors's character is wooing Linda Evans's character who played his sister in The Big Valley (1965). Linda Evans was starring in Dynasty (1981) at the time this episode aired which also featured her Dynasty (1981) husband John Forsythe.
Pat Klous (Laurie Blake) will go on to play Judy McCoy, the cruise director after the departure of Lauren Tewes (Julie McCoy) from the show.