A VPN lets your device connect through another country, so you can browse the catalogue there. Check your streaming service's terms first — some don't allow it.
Your services — showing everywhere they carry it, deselect what you don't have
Amazon Prime Video
Paramount Plus
Paramount Plus Apple TV channel
Amazon Prime Video with Ads
Paramount Plus Premium
Paramount+ Amazon Channel
Paramount Plus Basic with Ads
Canal+
Amazon Video
TF1+
SFR Play
Cignal Play
Streaming availability data provided by JustWatch.