I was horrible at science and math. I couldnt pass a test to save my life! Im surprised that it didnt take me until I was 20 to graduate. Thats why my role is so cool – Grissom is the complete opposite of me. – William Petersen
If I stayed a football player, my career would have been over 20 years ago. As it is, my knees are shot. I found I got the same good feeling in acting that I had in sports, but I found I could have a more profound impact on people. – William Petersen