The Cupcake Palace, at least the exterior, appears to have been filmed at the Sub Zero ice cream store at 62 Center Street, Provo UT.
0:00:22 the street scape shown is located in Beaver, PA 15009.
Casey Eliot, who plays Adam, is a member of the hit singing group, Gentri, known for their tight male harmonies.
Emily Rose played Audrey Parker on Haven; her character was frequently called just "Parker," especially by her love interest.
Shona Kay and Aubrey Reynolds were both in 16 Stones; it was the movie in which Reynolds got her start.