Columbo: "Say, mister Tepes, you don't mind if I eat my lunch as I walk with you, do you?"

Dracula: "Go ahead, lieutenant, the sooner we clear up this 'vampire' misunderstanding, the better."

Columbo: "Oh gee, thank you, sir. Mrs. Columbo makes the
best garlic bread, I tell ya. Care for a bite?"

THE ACTOR WHO PLAYS DR. BREEN WAS IN MULTIPLE COLUMBO EPISODES IM LOSING MY MIND

There was a time when I considered developing a Dracula/Winnie the Pooh story (with Sherlock Holmes and Van Helsing, too).
It would have been about Dracula acquiring land in the Hundred Acre Woods, with Pooh and Piglet being stand-ins for Renfield and Jonathan.