"It is like having magic eyes, " says Andy Baio, a writer and programmer in Portland, Ore.

WSJ: New Outlook for Colorblindness

Of course, this isn't the first time Baio has cared for kids on TV.

CNN: Scott Baio excited about his return to prime time

It's been awhile since Baio's fans have seen him in this capacity.

CNN: Scott Baio excited about his return to prime time

On the CBS sitcom "Charles in Charge, " which ran from 1984 to 1990, Baio played a 19-year-old student who babysat three children in exchange for room and board.

CNN: Scott Baio excited about his return to prime time

Baio plays David Hobbs on the network's first scripted series.

CNN: Scott Baio excited about his return to prime time

"Color deficiency is way low on the totem pole of accessibility problems, but when doing the right thing isn't hard, you should at least take that into account, " says Mr. Baio.

WSJ: New Outlook for Colorblindness

As a dad, Baio told CNN it was the premise of "See Dad Run" that lured him back to the soundstage, the same one "Happy Days" was filmed on, no less.

CNN: Scott Baio excited about his return to prime time

Being a dad in real life is "helpful" when it comes to playing a dad on "See Dad Run, " Baio said, adding, it has shaped the way he approaches his character.

CNN: Scott Baio excited about his return to prime time

After an arc on the third season of "Arrested Development" and two VH1 reality shows, the actor said he wanted to focus on his family and the Bailey Baio Angel Foundation, named after his daughter, which supports families affected by metabolic disorders.

CNN: Scott Baio excited about his return to prime time

Just ask Scott Baio.

CNN: Scott Baio excited about his return to prime time