Neil was born Albuquerque to parents Ron and Sheila, a lawyer and writer respectively, and grew up in Ruidoso, New Mexico where he first entered the world of acting in the fourth grade where he played Toto in a school production of The Wizard of Oz.

Neil made his film debut in 1988 when he featured in two movies, Purple People Eater and Clara's Heart for which he was nominated for two awards. At 16, Neil landed the lead role in Doogie Howser, M.D, a role which was to last for 4 years. Once this finished, he took up stage acting and appeared in several made-for-TV movies before landing the role of Mark Cohen for the Los Angeles Production of Rent in 1997 for which he won a Drama-League Award.

Since this time, Neil has continued to work, guest starring Numb3rs and appearing on Broadway in a number of productions including Caberet and Sweeney Todd. In 2005 Neil landed a starring role alongside Alyson Hannigan in How I Met Your Mother.

Felicia was born in Huntsville, Alabama and was home-school all of her life, moving about the country due to her father's job in the Air Force. Her first acting role was as a Scout in the Hintsville Little Theatre production of "To Kill A Mocking Bird".

At the age of 16, Felicia attedning college, majoring in violin performance and went on to major in mathematics at the University of Texas at Austin. Throughout her time at college she continued to act both on and off campus. On graduatiion she moved to Los Angeles to pursue her career in acting.

Felicia's first big TV role was as potential slayer, Vi, in Buffy the Vampire Slayer's final season. Since this time she has appeared in several films and guested on series such as Monk. Mostly recently she has written and starred in her own web-series, The Guild.