1, 2, 3 Go! is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 filmed children's television series hosted by Jack Lescoulie

Jack Lescoulie

Jack Lescoulie was a radio and television announcer and host, notably on NBC's Today during the 1950s and 1960s. His parents were both in vaudeville along with their children; Lescoulie's first public performance was at age seven. His first media job was with KGFJ, Los Angeles, when he was still...

 with Richard Thomas

Richard Thomas (actor)

Richard Earl Thomas is an American actor, best known for his role as budding author John-Boy Walton in the CBS drama The Waltons.- Early life :Thomas was born Richard Earl Thomas in New York,...

; The show also featured Richard Morse, only for the first episode as The Courier, and Joseph Warren, who portrayed Thomas Jefferson in the first episode.

The 30-minute educational series was telecast on NBC in 1961-62, opening with this theme song:

Wonder what it'll be today?

What excitement is on its way?

You can find out just by saying...

1, 2, 3 Go!

Each episode had a theme and was narrated by Thomas. The show established that adult and child were on an equal footing, sometimes with the child in a superior position. For example, in a show with a theme of cinematic special effects, Lescoulie is struck in the neck by an arrow. Although Richard explains it is only a special effect, Lescoulie remains concerned. In the narration, Richard observes, "Jack was getting worried about the arrow, but I told him to stop crying."

During the Halloween weekend of 1961, Zacherley

John Zacherle

John Zacherle is an American television host, radio personality and voice actor known for his long career as a television horror host broadcasting horror movies in Philadelphia and New York City in the 1950s and 1960s. Best known for his character "Roland/Zacherley," he also did voice work for...

appeared for an episode exploring haunted houses.