John Larkin (Jay Fenton) played the role of Perry Mason on the radio.
When on the witness stand, Sandra Dalgran (Connie Hines) says she saw the movie Too Soon Blues at the Tivoli Theater. There was no such film, but that same year, the movie Too Late Blues (1961) starring Bobby Darin came out.
When the money is being thrown out the window. you can see the stars in the Hollywood Walk of Fame on the sidewalk below.