As a producer on the Gemini Award-winning MediaTelevision, McGrath made the program on the intersection of digital culture and marketing one of the first in Canada to maintain an email address.
Between 1993 and 1997, he did over five hundred stories on the first wave of dot.com entrepreneurs, interviewing new media figures such as John Perry Barlow, Bruce Sterling, Peter Gabriel, and Nicholas Negroponte, as well as authors and TV types from P. J. O'Rourke to Chris Carter.
In late 2000, McGrath left Space: The Imagination Station to become a resident of the Canadian Film Centre's Prime Time TV program.
It was remounted in a successful commercial production at the Factory Theatre in June 2003, and was nominated for two Dora Mavor Moore Award for Best Musical and Best Leading Performance Male, Dmitry Chepovetsky.
In 2004, the original cast and creative team, led by Director Colin Viebrock, producer Derrick Chua, and writers McGrath and Scott White took the show to the inaugural New York Musical Festival.
McGrath wrote several other plays, including Press'd, American Without Tears and Pavlov's Brother (co-written with Flashpoint co-creator Mark Ellis).