Los Angeles ( CNN ) -- The son of Farrah Fawcett and Ryan O'Neal was arrested on a drug charge during a traffic stop in Santa Monica , California , on Tuesday morning , police said . Redmond O'Neal , 26 , was convicted on two drug offenses two years ago but was released a year ago from a Pasadena , California , sober living facility where he was undergoing court-ordered drug rehab . On Tuesday , Santa Monica police searched O'Neal 's car with his consent and found illegal narcotics , a department spokesman said . No further information was available . Ryan O'Neal , Redmond O'Neal and half-sister Tatum O'Neal sat together for an interview on June 25 , 2010 , the first anniversary of Fawcett 's death . Redmond O'Neal was on a day pass from the rehab center so he could visit his mother 's grave for the first time . The three O'Neals were near tears as they spoke to CNN during a private gathering of friends and family at the Beverly Hills , California , headquarters of the Farrah Fawcett Foundation . `` Redmond is extremely well , '' Ryan O'Neal said . `` He is recovering from a terrible disease . He seems to have cured himself . We are thrilled about that . And that 's why he 's here , because they let him . '' `` To show my face and let everybody know that I 'm doing good , you know , '' Redmond O'Neal said . `` You ca n't hide forever . '' `` And how handsome he is and how much he looks like Farrah , '' Tatum O'Neal said . `` And how proud she would be and how lucky I am that I can at least be here , because he 's so awesome . Oh , I 'm going to cry . '' CNN 's Brittany Kaplan contributed to this report .
Police say they found illegal narcotics in Redmond O'Neal 's car during a traffic stop . He was convicted on two drug offenses two years ago . The case has been appealed to the U.S. Supreme Court, and is expected to be heard this year.