19. Frasier
On The Air For: 11 seasons
Est. Star’s Salary: $1.6 million/episode (Kelsey Grammer)*
Perhaps what is the most successful spin-off series of all time, Frasier actually began as a spin-off of another popular sitcom on this list, Cheers. The show follows Kelsey Grammer who plays a psychiatrist as he moves home to Seattle and begins a call-in radio show offering advice to listeners.
Frasier @parademag / Pinterest.com
The show was a massive hit, earning recognition from the television academy as well, bringing home a whopping thirty-seven Emmy Awards in its eleven-season run. It even won the Emmy for Outstanding Comedy Series five years in a row. For the final two seasons of the show, lead Grammer was earning $1.6 million per episode.