Trivia for
"Numb3rs" (2005) More at IMDbPro »

• The season one theme music (which on DVD can only be found on the pilot) is an arrangement of an excerpt from the song "Once In A Lifetime" by the Talking Heads.
  
  
• Navi Rawat's character is named "Amita Ramanujan", a reference to Srinivasa Ramanujan, a self-taught Indian mathematician who worked in the first two decades of the 20th century, most notably collaborating with G.H. Hardy in number theory.
  
  
• The show's original concept had it take place at MIT rather than CalTech. At that time the character of Don was to be played by Gabriel Macht. While David Krumholtz was already cast as Charlie, other actors cast at that stage of the production included Michael Rooker and Anna Deavere Smith.
  
  
• The university Cal Sci is modeled on the California Institute of Technology (Caltech) in Pasadena, developing characters loosely based on a Caltech professor and students. Portions of the series have been filmed on the Caltech campus. Gary Lorden, the chairman of the math department at Caltech, consults for the show. The pilot episode was screened at Caltech as well, receiving a standing ovation at the end.
  
  
• Charlie's picture from his old high school year book is actually a publicity still from 10 Things I Hate About You (1999).
  
  
• Don and Charlie are supposed to be about 5 years apart in age. Rob Morrow (Don) is actually almost 16 years older than David Krumholtz (Charlie).
  
  
• When the producers prepared to pitch the series concept to the network, they prepared an elaborate presentation about the story possibilities, anticipating that the executives would wary of agreeing to such a cerebral premise. However, the network executives were immediately enthusiastic part way through the pitch that the series had good potential and insisted on production beginning immediately.
  
  
• David Krumholtz grew up in Rego Park, New York and did his first commercial for a Forest Hills restaurant. Rob Morrow played Dr. Joel Fleischman from Forest Hills. Judd Hirsch played John Lacey who lived in Rego Park. Forest Hills and Rego Park are two adjoining areas in Queens New York.
  
  

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