Question: is the half blood prince in 2 parts

Answer: No, The film stars Daniel Radcliffe as Harry Potter, alongside Rupert Grint and Emma Watson as Harry's best friends Ron Weasley and Hermione Granger. It is the sequel to Harry Potter and the Order of the Phoenix and is followed by Harry Potter and the Deathly Hallows -- Part 1. Filming began on 24 September 2007, leading to the film's worldwide cinematic release on 15 July 2009, one day short of the fourth anniversary of the corresponding novel's release. The film was simultaneously released in regular cinemas and IMAX 3D everywhere except North America, where its IMAX release was delayed for two weeks.