Martha MacIsaac began her acting journey at just 13 years old, showing promise and dedication early on. In those formative years, she gained valuable experience through television roles, one of which was her appearance in Emily of New Moon (Canadian Broadcasting Company, 1997–98). As her career progressed, MacIsaac continued to build her television resume with parts in several TV movies, including This Time Around (2002–03), I Do, They Don’t (ABC Family, 2004–05), and Suburban Madness (CBS, 2004–05).
In addition to her on-screen work, MacIsaac lent her voice to the long-running animated series Family Guy (Fox, 1998–present), further showcasing her versatility as a performer. She also appeared in the Lifetime TV movies In God’s Country and Night of Terror, both airing during the 2006–07 season. Around this time, Martha MacIsaac was also part of the cast of Greek (ABC Family, 2006–2011), a show that became a staple of the network during its run.
While continuing her television work, MacIsaac expanded into film, landing roles in notable movies such as Ice Princess (2005), a dramatic sports film starring Joan Cusack, and the wildly popular comedy Superbad (2007), which starred Seth Rogen. As the years went on, MacIsaac remained active in the film industry, appearing in The Last House on the Left (2009), The Thaw (2009), and the comedy For a Good Time, Call… (2012).
Her television appearances also continued, with a role in the NBC sitcom 1600 Penn (2012–13), where she shared the screen with a talented ensemble cast. In more recent times, Martha MacIsaac took on a role in the action-comedy Dead Before Dawn (2013), starring alongside Devon Bostick, proving that her range and passion for acting continue to thrive.
Martha MacIsaac has appeared in a variety of films throughout her career, but one of her most well-received roles was in Superbad (2007), which remains her highest-rated movie to date. On the other hand, The Last House on the Left (2009) stands out as the film with the lowest rating among her filmography. While Martha MacIsaac has taken on many different characters, these two films represent the extremes in terms of critical reception. It’s interesting to see how different projects can resonate so differently with audiences and critics alike. Martha MacIsaac’s performance in Superbad is often praised for its charm and authenticity, while The Last House on the Left received more mixed or negative reviews. Despite this contrast, both films showcase Martha MacIsaac’s versatility as an actress.