House on Haunted Hill - watch online: streaming, buy or rent
Currently you are able to watch "House on Haunted Hill" streaming on Amazon Prime Video, FlixFling, Shudder, Cultpix, AMC+, Amazon Prime Video with Ads or for free with ads on Filmzie, Pluto TV. It is also possible to rent "House on Haunted Hill" on FlixFling, Apple TV online and to download it on FlixFling, Apple TV.
You can also stream the title for free on Hoopla, Plex, JustWatchTV.