Fairly new tv commercial for Astepro allergy medicine called "Show Tonight".
Appears to be a standard 3-valve baritone. Hard to tell which maker.
I suppose it's easier to film a guy running to a gig with a baritone or trumpet case on his back verses a trombone or tuba.


https://www.youtube.com/watch?v=dswNDpMEgHo


Disclaimer: I have no affiliation with, nor am I employed by or for Bayer; simply a brass fan who might be watching too much television at night.