The shot of Reverend Mother's return flight landing is from a United Airlines Boeing 727-100. The model was manufactured from the early 1960s to 1984, with a total of 1,831 aircraft built.
The title is based upon the often used quote from Shakespeare's play Hamlet, "To be or not to be."
George Bragan's (C. Lindsay Workman) workplace is the same set used for Darrin Stephens's office at McMann & Tate Advertising on Bewitched (1964).