which video card?
i always watch shows on my tv from my computer. MOnitor satys primary and the tv becomes secondary.
Right Click Desktop | Properties
Settings Tab
"display" Pull down menu. Go to the number "2"
Check the "Extend my Windows desktop onto this monitor"
-- make sure in the graphics window, the 2nd window is to the right of 1.
-- also, make sure your tv is on when you do this.