In this episode, we get a rare view of the "4th wall" in Mike & Carol's room. During the wall paper sample scene, hanging on the wall behind Mike's shoulder, the framed family photo that was their anniversary gift from the 3rd season is visible.
Nicholas Hammond, who plays Doug Simpson, was Friedrich von Trapp in the beloved movie version of The Sound of Music (1965). Florence Henderson played Maria in the first U.S. national tour of The Sound of Music from February, 1961 to June, 1962.
In the episode, Marcia injured her nose by getting hit by a football. In real life, Maureen McCormick injured her nose in a car accident prior to this episode.
The title is based on "The Subject Was Roses" by Frank D. Gilroy, which opened at the Royale Theater in New York on May 25, 1964, ran for 832 performances and won the 1965 Tony Award for Best Play. The play also won the Pulitzer Prize for Drama in 1965.
Lisa Eilbacher would later co-star in Midnight Caller (1988) with Gary Cole, who later played Mike in the Brady Bunch movies.