William Allen Young was born on January 24, 1954 in Washington, District of Columbia, USA. He is an actor and director, known for District 9 (2009), Moesha (1996) and Lock Up (1989). He has been married to Helen Patrice Moore since November 8, 1986. They have two children.
| Series | Code Black | Unknown | 2016 |
| Series | Madam Secretary | Unknown | 2016-02-09 |
| Series | Castle | Unknown | 2016-03-05 |
| Movie | The Cookie Mobster | Unknown | 2014 |
| Series | Good Luck Charlie | Unknown | 2013 |
| Movie | Rock the House | Unknown | 2011 |
| Movie | Fatal Consequences | Unknown | 2011 |
| Series | Detroit 1-8-7 | Unknown | 2010 |
| Movie | District 9 | Unknown | 2009-08-14 |
| Series | The Mentalist | Unknown | 2008-09-23 |
| Movie | Depth Charge | Unknown | 2008 |
| Movie | Primal Doubt | Unknown | 2007 |
| Series | Saving Grace | Unknown | 2007-07-23 |
| Series | The Game | Unknown | 2006-10-01 |
| Movie | Murder 101 | Unknown | 2006 |
| Series | Commander in Chief | Unknown | 2005-09-27 |
| Series | Medium | Unknown | 2005-01-03 |
| Movie | Detective | Unknown | 2005 |
| Movie | Fielder's Choice | Unknown | 2005 |
| Series | NCIS | Unknown | 2003-09-23 |
| Movie | Fear X | Unknown | 2003 |
| Series | Nip/Tuck | Unknown | 2003-07-22 |
| Series | Intimate Portrait | Unknown | 2002 |
| Series | CSI: Miami | Unknown | 2002-09-23 |
| Series | The Parkers | Unknown | 2001 |
| Series | The Agency | Unknown | 2001-09-27 |
| Series | Soul Food | Unknown | 2000-06-28 |
| Series | The District | Unknown | 2000-10-07 |
| Series | CSI: Crime Scene Investigation | Unknown | 2000-10-06 |
| Series | Any Day Now | Unknown | 1998-08-18 |
| Series | Moesha | Frank Mitchell | 1996-01-23 |
| Series | Sister, Sister | Unknown | 1996 |
| Movie | It's Hot in Here: UPN Fall Preview | Unknown | 1996 |
| Movie | Fast Company | Det. Williams | 1995-08-14 |
| Series | JAG | Unknown | 1995-09-23 |
| Movie | Serving in Silence: The Margarethe Cammermeyer Story | None | 1995-02-06 |
| Movie | Drop Squad | Unknown | 1994 |
| Series | Chicago Hope | Unknown | 1994-09-18 |
| Series | Babylon 5 | Unknown | 1994-01-26 |
| Series | Sweet Justice | Unknown | 1994 |
| Movie | Almost Dead | Unknown | 1994 |
| Movie | I Can Make You Love Me | Unknown | 1993 |
| Series | The Sinbad Show | Unknown | 1993-09-16 |
| Series | Diagnosis Murder | Unknown | 1993-10-29 |
| Series | Dave's World | Unknown | 1993-09-20 |
| Movie | Spies Inc. | Unknown | 1992 |
| Series | Love & War | Unknown | 1992-09-21 |
| Movie | The Waterdance | Unknown | 1992 |
| Series | Renegade | Unknown | 1992-09-19 |
| Series | Home Improvement | Unknown | 1991-09-17 |
| Series | Sisters | Unknown | 1991-05-11 |
| Movie | Lies Before Kisses | Unknown | 1991 |
| Series | Amen | Unknown | 1990 |
| Series | The Outsiders | Unknown | 1990 |
| Movie | Without Her Consent | Unknown | 1990 |
| Series | Cop Rock | Unknown | 1990 |
| Series | Father Dowling Mysteries | Unknown | 1989-01-20 |
| Movie | Lock Up | Unknown | 1989 |
| Movie | The Women of Brewster Place | Unknown | 1989 |
| Series | American Experience | Unknown | 1988-10-04 |
| Series | Murphy Brown | Unknown | 1988-11-14 |
| Series | Tour of Duty | Unknown | 1987-09-24 |
| Series | Mariah | Unknown | 1987 |
| Movie | Johnnie Mae Gibson: FBI | Unknown | 1986 |
| Series | Matlock | Unknown | 1986-09-20 |
| Movie | Wisdom | Agent Williamson | 1986-12-31 |
| Series | L.A. Law | Unknown | 1986-09-15 |
| Series | Sins | Unknown | 1986 |
| Movie | Outrage! | Unknown | 1986 |
| Series | Blacke's Magic | Unknown | 1986 |
| Movie | Jagged Edge | Greg Arnold | 1985-10-04 |
| Series | 227 | Unknown | 1985-09-14 |
| Series | The Twilight Zone | Unknown | 1985 |
| Series | The Atlanta Child Murders | Unknown | 1985 |
| Series | CBS Schoolbreak Special | Unknown | 1984-01-23 |
| Movie | Boys in Blue | Unknown | 1984 |
| Movie | A Soldier's Story | Unknown | 1984 |
| Movie | Victims for Victims: The Theresa Saldana Story | Unknown | 1984 |
| Movie | Women of San Quentin | Unknown | 1983 |
| Series | Hotel | Unknown | 1983-09-21 |
| Movie | The Day After | Unknown | 1983-11-20 |
| Series | Scarecrow and Mrs. King | Unknown | 1983 |
| Series | Fame | Unknown | 1982-01-07 |
| Series | Entertainment Tonight | Unknown | 1981-09-14 |
| Series | Cagney & Lacey | Unknown | 1981-10-08 |
| Movie | Unit 4 | Unknown | 1981 |
| Series | The Jeffersons | Unknown | 1981 |
| Movie | Freedom Road | Unknown | 1979-10-29 |
| Series | Knots Landing | Unknown | 1979-12-27 |
| Series | The Dukes of Hazzard | Unknown | 1979-01-26 |
| Series | General Hospital | Unknown | 1963-04-01 |