A Dr. John Preston, PsyD, Psychology, answered. The average age of onset for bipolar disorder is 23, although late-adolescent onset is fairly common. Bipolar disorder can occur as early as 6 years old or as late as 50. Dr. John Preston, PsyD, Psychology, answered. The average age of onset for bipolar disorder is 23, although late-adolescent onset is fairly common. Bipolar disorder can occur as early as 6 years old or as late as 50.
John Richard Schneider III. John Richard Schneider III (born April 8, 1960) is an American actor and singer. He is best known for his portrayal of Bo Duke in the 1980s American television series The Dukes of Hazzard, and as Jonathan Kent on Smallville, a 2001 television adaptation of Superman.
1 This is the only season to be produced by Paul R. Picard Productions, Inc., and Piggy Productions, Inc.  The first season of The Dukes of Hazzard was originally supposed to be a short CBS special filmed in Covington, Georgia. However, after the first five episodes when the crew went on Christmas break, Warner Brothers offered them a sound stage in California, and the show became a seven-year journey.