Pictures Celebrity Autism Advocates June 28, 2011 / 9:28 AM EDT / CBS News (Photo by Frederick M. Brown/Getty Images) Aidan Quinn (Credit; Gabriel Bouys /AFP/Getty Images) Carl Erskine (Photo by Doug Benc/Getty Images) Dan Marino (Photo by Andrew H. Walker/Getty Images for The Buoniconti Fund to Cure Paralysis) Doug Flutie (Credit: Doug Benc/Getty Images) Ed Asner i (Photo by John Shearer/Getty Images) Gary Cole (Photo by Frederick M. Brown/Getty Images) Rodney Peete And Holly Robinson Peete (Photo by Andrew D. Bernstein/Autism Speaks via Getty Images) Jim Carrey And Jenny McCarthy (Credit: MANDEL NGAN/AFP/Getty Images) Joe Mantegna (Photo by Kevork Djansezian/Getty Images) Merton Hanks (Photo by Mark Von Holden/Getty Images for ESPN) Phoebe Snow (Photo by Paul Hawthorne/Getty Images) Scott Mellanby (Photo by Scott Cunningham/Getty Images) Sylvester Stallone (Photo by Frazer Harrison/Getty Images) Actors Tisha Campbell-Martin And Duane Martin (Photo by Kevin Winter/Getty Images for NAACP)