The kiddie-show impresarios are best known for 1970s-era programs like “Sigmund & the Sea Monsters,” “Land of the Lost,” “Far Out Space Nuts” and “H.R. Pufnstuf.” Now they are preparing to launch their first kids-focused program since the early 1990s, and adding something new to their usual mix of talking puppets and surreal settings: dogs.
When “Mutt & Stuff” debuts on Nickelodeon on Friday at 10 a.m., it will contain some of the oddball elements audiences associate with a duo that produced “The Bugaloos,” a show that ran on NBC in the early ’70s about members of a band who could don antennae and wings and fly. The new program comes with a talking fire hydrant named Melvin and a guy dressed in a large dog suit. Calvin Millan, the son of animal trainer Cesar Millan,