Anne Meara and Jerry Stiller, who played married couple Margaret & Bud Hanrahan, are married in real life.
When the young girl who plays "Sara" (not listed in the credits) starts rocking her chair at dinner, a hand can be seen steadying her chair from behind. The hand disappears just before she tips over backwards.
The People magazine visible in the gift shop is from December 12, 1977 (Crosby, Stills & Nash). The magazine is visible when the Captain is speaking to his old Army buddy, Frank (played by Craig Stevens).
Charo sings her rendition of the Love Boat theme song.