Severn Darden was a founding member of the Second City comedy troupe, which later featured Shelley Long and George Wendt.
Andy Schroeder wears red Converse Chuck Taylors while in costume as Othello.
When Sam calls the police on an armed robbery or any other serious crime, he couldn't call them back and cancel. As far as the police know the caller may have a gun to his head. This is the general policy of most if not all police forces. Once 911 is called, on something of this nature, the police will arrive.
Diane refers to her performance as "Tiny Alice." Tiny Alice is a three act play by Edward Albee that is considered one of his more bizarre works.