Diggs plays a character named James on the Emmy-winning series, which airs on NBC-TV at 8 PM ET; check local listings. The episode, which is titled “Von Trapped,” concerns a screening of "The Sound of Music Sing-Along." The episode, according to the official NBC website is described thusly, “The ‘Sound of Music Sing-Along’ has come to town and no one is more excited than Grace (Debra Messing). She plans for her and Will (Eric McCormack) to attend the musical in character-like style by dressing up in costumes. However, her presumed-to-be fun night turns into a disaster when she ends up babysitting a group of children and Will accidentally goes to the wrong theater becoming further detained by James (guest star Taye Diggs), a handsome man he meets. Meanwhile, Karen (Megan Mullally) and Jack (Sean Hayes) try to flee when she gets in trouble with the theater's manager, who blocks off the exits, trapping everyone inside and forcing them to plot their escape.”

Taye Diggs has appeared on Broadway in Wicked, Carousel, Rent and Chicago. He received an Outer Critics Circle Award nomination for his performance in Off-Broadway's The Wild Party and was recently seen in A Soldier’s Play. Diggs’ screen credits include “Rent,” “Kevin Hill,” "How Stella Got Her Groove Back," "The Best Man," "The Way of the Gun," "House on a Haunted Hill," "The Wood," "Go," "Brown Sugar" and "Chicago."

For more information visit www.nbc.com.