
Martha MacIsaac (born October 11, 1984) is a Canadian actress. She is best known for her role of Becca, love interest of lead character Evan in the 2007 teen comedy Superbad. She started her career playing Emily Byrd Starr in the Emily of New Moon television series, based on the books by Lucy Maud Montgomery.

Superbad
2007 · as Becca

The Last House on the Left
2009 · as Paige

Ice Princess
2005 · as Mean Party Girl

Unicorn Store
2017 · as Sabrina

Battle of the Sexes
2017 · as Jane 'Peaches' Bartkowicz

The Thaw
2009 · as Evelyn Kruipen

Seasick Sailor
2013 · as The Girl

What Keeps You Alive
2018 · as Sarah

Dead Before Dawn
2012 · as Charlotte Baker

Suburban Madness
2004 · as Vivian Leigh Basha

Sky West & Crooked
2020 · as Martha Joe

In God's Country
2007 · as Charlotte

Faith, Fraud, & Minimum Wage
2011 · as Casey McCullen

Milwaukee
2015 · as Greta