Other roles include The Hardy Boys as a reporter, Side Effects as Belinda, Due South as Stella, Kung Fu: The Legend Continues as Jennie, Relic Hunter as Kate Yawley and Maxine Schneider, No Alibi as Stella, The Thin Blue Lie as Sandra Durano, Blue Murder as Selena del Rio, The Associates as Cameron, Leap Years as Rosaline, Marker as Dianna, Death to Smoochy as Tara, Duct Tape Forever as Deputy Dawn, Adventure Inc. as Elizabeth Dillon, Wild Card as a spa manager, Hustle as Carol Rose, Life After as Angeline, Bailey's Billion$ as Tessa, Kojak as Nancy Pastori, and The Goree Girls as Erica Gilligan.
She is currently the star, creator, and a writer on Out There with Melissa DiMarco (2004–present), an award-winning television comedy which airs on Citytv's national network and The Biography Channel. The show mixes one-on-one celebrity interviews with scripted comedy that focuses on DiMarco's misadventures as an entertainment journalist.
- Her Twitter
- DiMarco is a Capricorn.
- She has the same last name as Degrassi character, Johnny DiMarco.
- DiMarco is a Dean's Honour Roll graduate of the Fine Arts Program at York University and is a member of the Canadian Association of Journalists, the Academy of Canadian Cinema, and WIFT-T (Women in Film & Television Toronto).