Chopper One.

Chopper One was a short-lived ABC drama/adventure television series in early 1974 depicting the activities of a California police helicopter team. The program aired in a half-hour time slot on Thursdays at 8 p.m. Eastern. It aired adjacent to Firehouse, an action-drama series about a Los Angeles fire station. Chopper One was cancelled after six months and Firehouse ended in the following month.