Here's Boomer

Boomer was a stray dog with a sharp mind and a heart of gold. He traveled from place to place helping out the humans with whom he came into contact. Here's Boomer was a new comedy-adventure series that focused on a lovable mutt who touched the lives of different people every week. Johnny, a canine rescued from a Los Angeles dog pound, had the title role in this
comedy/adventure series about a vagabond shaggy dog who passes in and out of people's lives. Boomer first appeared in a TV-movie earlier in the season, and the film's success spawned the series.