The closing credits of the episode are run over film of the cast and crew from the show taking a theater-style curtain call on the set of ' Man of La Mancha'.
Ernie Sabella, who plays Sancho in this episode, played the same role in the 2002 Broadway revival of "Man of La Mancha", with Brian Stokes Mitchell as Cervantes and Don Quixote.
John Cullum was the alternate Cervantes/ Don Quixote during "Man of La Mancha''s original run on Broadway. Cullum would sometimes play the role during weekend matinées, while Richard Kiley, the show's original Cervantes/ Quixote, played it during evening performances.
Al references the musical "Oklahoma!" as an inspiration for his love of the theater. In real life, Dean Stockwell's father Harry Stockwell was well known for playing the lead role in this musical.
John O'Malley compares Nicole's performance of Dulcinea to that of Joan Diener. Diener created the role on Broadway.