MacDonald has appeared on television in American Movie Classics' Paramour, Sex and the City, Law & Order, and The Deception, a CBS movie of the week. He has also performed on the daytime dramas Loving and One Life to Live.
On stage, MacDonald starred in the Broadway production of Two Shakespearean Actors. He also appeared in the national tour of An Inspector Calls and was seen in numerous regional theater productions including The Green Heart and Night and Her Stars at the Manhattan Theater Club; I Hate Hamlet and A Christmas Carol at the Actors Theater of Louisville; The Importance of Being Earnest, Comedy of Errors, Henry IV Part I, and Arms and the Man at the New Jersey Shakespeare Festival; Who's Afraid of Virginia Woolfe? at the Cambridge Theater Company; Titus Andronicus and The Importance of Being Earnest at the Utah Shakespeare Festival; Love's Labour's Lost and Othello at the Colorado Shakespeare Festival; The Wizard of Quiz at the Philadelphia Festival Theater; Way of the World at New York Stage and Film; Graduation Exorcises and Batman at The Source Theater; and Marathon 33 at the Horizons Theater.
While attending The Juilliard School, Macdonald appeared on stage in Happy End, The Cherry Orchard, Press Cuttings, Overruled, and The Seagull.
Macdonald also attended The American University Academy for the Performing Arts, where he studied with Joshua Logan, and received a Bachelor of Arts degree in drama from The Colorado College.
Macdonald, who was born on June 1, 1961 in Washington, DC, currently resides with his wife, Nicolette, in Astoria, NY.
Law & Order: Special Victims Unit
Dr. Gerald Morgan
Jordan Stark/David Halliday
Sex and the City
Law & Order
November 12, 1991
Two Shakespearean Actors On Broadway
The Green Heart
Night an Her Stars
Manhattan Theater Club
I Hate Hamlet
Actors Theater of Louisville
The Importance of Being Earnest
Comedy of Errors
Henry IV Part I
Arms and the Man
New Jersey Shakespeare Festival
Who's Afraid of Virginia Woolf?
Cambridge Theater Company
The Importance of being Earnest
Utah Shakespeare Festival
Love's Labour's Lost
Colorado Shakespeare Festival
The Wizard of Quiz
Philadelphia Festival Theater
Way of the World
New York Stage and Film
PLACE OF BIRTH: Washington D.C.
DATE OF BIRTH: June 1, 1961
MARITAL STATUS: Married to Nicolette Nicola 
CHILDREN: Son, Ian Andrew Nicollet MacDonald [Oct 2001] Mews Archives
News Archive: MacDonald is latest victim of GL casting cuts. [Sep 26, 2005]
News Archive: MacDonald set to reprise role of Edmund in '09. [Dec 1, 2008]