contexts: Grey 's Anatomy Genre Medical drama Romantic drama Created by Shonda Rhimes Starring Ellen Pompeo Sandra Oh Katherine Heigl Justin Chambers T.R. Knight Chandra Wilson James Pickens , Jr . 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. of seasons 14 No. of episodes 301 ( list of episodes ) Production Executive producer ( s ) Shonda Rhimes Allan Heinberg Betsy Beers Debbie Allen James D. Parriott Jeannine Renshaw Jeff Rafner Joan Rater Kent Hodder Krista Vernoff Mark Gordon Mark Wilding Marti Noxon Nancy Bordson Peter Horton Rob Corn Stacy McKee Steve Mulholland Tony Phelan William Harper Zoanne Clack Producer ( s ) Ann Kindberg Austin Guzman Elisabeth R. Finch Gabrielle G. Stanton Harry Werksman Jeff Rafner Linda Klein Lisa Taylor Mark Foreman Meg Marinis Mimi Schmir Peter Nowalk Sara E. White Stacy McKee Tammy Ann Casper Tia Napolitano William Harper Zoanne Clack Cinematography Herbert Davis Editor ( s ) Susan Vaill David Greenspan Edward Ornelas Justin Chinn Briana London Sarah Boyd Stacy Katzman Brandi Bradburn Bjorn Myrholt Camera setup Single - camera Running time 43 minutes Production company ( s ) Shondaland The Mark Gordon Company Touchstone Television ( 2005 -- 07 ) ABC Studios ( 2007 -- present ) Distributor Buena Vista Television ( 2005 -- 07 ) Disney -- ABC Domestic Television ( 2007 -- present ) Release Original network ABC Picture format 480i 1080i ( 16 : 9 HDTV ) Audio format Stereo Dolby Digital 5.1 Original release March 27 , 2005 ( 2005 - 03 - 27 ) -- present ( present ) Chronology Followed by Private Practice Untitled Grey 's Anatomy spinoff External links Official website abc.go.com/shows/greys-anatomy
name: Grey's Anatomy
answers.input_text: short
answers.span_text: 14
questions.input_text: how many seasons has greys anatomy been on tv