As played by Dow, Wally was the "all-American" boy—an intelligent, polite teenager, trusted by his parents, popular with his peers, and liked by his teachers.

)[7] In the show's later years, Dow grew into an attractive, athletic young man and was often featured in "heartthrob"-type magazines aimed principally at teen girls.

Producers took advantage of Dow's popularity and scripted episodes delving into Wally's dating life, his after-school jobs, his friends, and his car.

He guest-starred on the television series Adam-12, Love, American Style, Knight Rider, Square Pegs, The Mod Squad, The Hardy Boys and Emergency!.

Dow and Mathers then toured the dinner theater circuit in a production of So Long, Stanley, written specifically for the TV brother duo, for 18 months.

"[17] Reuters wrote of Dow's work that it "features humanlike forms devoid of expression or detail; they are widely open to the viewer's interpretation.

"[18] In December 2008, Dow was chosen as one of three sculptors to show at the Société Nationale des Beaux-Arts exhibition, located in the Carrousel du Louvre in Paris, France.

His sculpture shown at the Parisian shopping mall was titled Unarmed Warrior, a bronze figure of a woman holding a shield.