Frasier expresses his displeasure at looking for "X-Men" comics. Kelsey Grammer would go on to play Dr. Henry 'Hank' McCoy, aka Beast, in the movies "X-Men: The Last Stand (2006)" and "X-Men: Days of Future Past (2014)."
The actor playing Jackson Hedley's father is Patrick Macnee, the British actor who famously played Steed on the 1960s series The Avengers (1961). It was established in the episode 'Radio Wars (1999)' that the Crane boys idolized the character Steed, even wearing bowler hats to emulate his style and thus becoming frequent targets of neighborhood bullies.