The Producers with Zero Mostel and Gene Wilder is free to watch on Tubi TV [View all]
https://tubitv.com/movies/100006508/the-producers
The Producers is a 1967 American satirical black comedy film written and directed by Mel Brooks, and starring Zero Mostel, Gene Wilder, Dick Shawn, and Kenneth Mars. The film is about a mild-mannered accountant and a con artist theater producer who scheme to get rich by fraudulently overselling interests in a stage musical designed to fail. To this end, they find a playscript celebrating Adolf Hitler and the Nazis and bring it to the stage. Because of this theme, The Producers was controversial from the start and received mixed reviews. It became a cult film, and found a more positive critical reception later.
Over the years, the film has gained in stature. On Rotten Tomatoes, the film has an approval rating of 91% based on 76 reviews with an average rating of 8.2/10. The website's critical consensus reads, "A hilarious satire of the business side of Hollywood, The Producers is one of Mel Brooks's finest, as well as funniest films, featuring standout performances by Gene Wilder and Zero Mostel

(I loved this movie, so funny and original)
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You can also watch Columbo series on Tubi
https://tubitv.com/series/300006728/columbo