Sean Palmer’s most recognizable role on television is as Marcus (Stanford Blatch's boyfriend in Sex and the City). In 2008 he appeared with Sierra Boggess playing Prince Eric in the stage version of Disney’s The Little Mermaid on Broadway.
Other theatre credits include: The Apple Tree, Saturday Night Fever, Fosse, Dream (all on Broadway); A Tree Grows in Brooklyn (Encores!); The Long Christmas Ride Home (Vineyard Theater); We Have Always Lived In The Castle (Yale Rep); On The Town (ENO); Joseph and the Amazing Technicolor Dreamcoat (Casa Manana); Of Thee I Sing (Paper Mill Playhouse); Kiss Me, Kate (North Shore Music Theater) and The Boy Friend directed by Julie Andrews (Bay Street Theater, Goodspeed Musicals).
Film and television includes: Chicago; Grey’s Anatomy; The Reagans (Showtime); Sex and the City.
He has been playing Bobby Child in the Gershwin musical Crazy For You at the Open Air Theatre in Regent’s Park which also ran at the Novello Theatre in London's West End.