Question: how many seasons if greys anatomy are there
Answer: Isaiah Washington Patrick Dempsey Kate Walsh Sara Ramirez Eric Dane Chyler Leigh Brooke Smith Kevin McKidd Jessica Capshaw Kim Raver Sarah Drew Jesse Williams Camilla Luddington Gaius Charles Jerrika Hinton Tessa Ferrer Caterina Scorsone Kelly McCreary Jason George Martin Henderson Giacomo Gianniotti Narrated by Ellen Pompeo Theme music composer Psapp Opening theme `` Cosy in the Rocket '' ( seasons 1 -- 2 , 14 ) Ending theme `` Cosy in the Rocket '' ( instrumental ) Composer ( s ) Danny Lux Country of origin United States Original language ( s ) English No.