[1] Kupcinet was youngest of four children born to Russian Jewish immigrants in the North Lawndale neighborhood of Chicago.

[3] His football career was cut short due to a shoulder injury, which led him to take a job as a sports writer for the Chicago Daily Times in 1935.

In 1957, he was one of the set of hosts who replaced Steve Allen on The Tonight Show, before Jack Paar was brought in to change the program's format.

Kupcinet made cameo appearances in two films directed by Otto Preminger – 1959's Anatomy of a Murder and the 1962 drama Advise and Consent.

[3] The Kupcinets established a theater named in her honor at Shimer College, then located in Mount Carroll, Illinois.

[9] Before the murder, Irv Kupcinet had been aware of his daughter’s close relationship with actor Andrew Prine, and the three of them had been photographed together at a public event in Los Angeles.