Question: What Derby born actor portrays James Cook in the series "Skins"?

Context articles: Freddie McClair
Naomi (Skins)
JJ Jones (Skins)
Jack O'Connell (actor)
Skins (series 4)
Pandora (Skins)
JJ (Skins series 3)
Captain James Cook (miniseries)
Skins (series 3)
James Cook (Skins)

Frederick "Freddie" McClair was a fictional character from the British television series "Skins".
 He is portrayed by Luke Pasqualino.
 In the third series, he is involved in a love triangle with Effy Stonem and his best friend James Cook.
 This causes a conflict between him and Cook, as well as their other best friend JJ.
 In the fourth series he continues his relationship with Effy and attempts to help her through her depression.
"Naomi" is the sixth episode of the of the British teen drama "Skins", which first aired on 26 February 2009 on E4 in both Ireland and the United Kingdom.
 The episode was written by Atiha Sen Gupta and Jack Thorne, and was directed by Simon Massey.
 The episode focuses on the character of Naomi Campbell (Lily Loveless) as she competes against James Cook (Jack O'Connell) in their college's elections for Student President.
 She enters a romantic relationship with her classmate Emily Fitch (Kathryn Prescott) while also receiving affection from her teacher Kieran (Ardal O'Hanlon).
Jonah Jeremiah "JJ" Jones is a fictional character in the British teen drama "Skins" and is portrayed by Ollie Barbieri.
 He was introduced in the third series as a socially inept teenager who was a long-time friend of both Freddie McClair and James Cook.
 JJ is notable for having autism and was a virgin when the series started.
 However, as series three and four progress, JJ becomes more socially confident.
 He is the only lead character in the third and fourth series to appear in every episode.
Jack O'Connell (born 1 August 1990) is an English actor.
 Born and brought up in Derby, he trained in acting at the Central Junior Television Workshop in nearby Nottingham, which led to roles in film, television, and theatre.
 His film debut as a teenaged skinhead, in the coming-of-age drama "This Is England" (2006), heralded his propensity for playing angry, troubled youth.
Skins is a British teen drama created by father-and-son television writers Bryan Elsley and Jamie Brittain for Company Pictures.
 The fourth series began airing on E4 on 28 January 2010 and ended on 18 March 2010.
 Like the previous series, this series follows the lives of the second generation, which consists of Effy Stonem, Pandora Moon, Thomas Tomone, James Cook, Freddie McClair, JJ Jones, Naomi Campbell, and twin sisters Emily and Katie Fitch.
"Pandora" is the fourth episode of the of the British teen drama "Skins", which first aired on 12 February 2009 on E4 in both Ireland and the United Kingdom.
 The episode was written by Bryan Elsley and Georgia Lester, and was directed by Simon Massey.
 The episode focuses on the character of Pandora Moon (Lisa Backwell), who is miserable after her boyfriend, Thomas Tomone (Merveille Lukeba), recently returned to the Democratic Republic of the Congo.
 She holds a small pyjama party for her friends, but it descends into chaos when uninvited guests arrive and the food is spiked with drugs.
 Pandora and Effy get into an argument after both girls have sex with James Cook (Jack O'Connell), but the argument is interrupted when Thomas unexpectedly returns.
"JJ" is the seventh episode of the of the British teen drama "Skins", which first aired on 5 March 2009 on E4 in both Ireland and the United Kingdom.
 The episode was written by the series' co-creator, Bryan Elsley, and was directed by Charles Martin.
 The episode focuses on the character of JJ Jones (Ollie Barbieri), who has Asperger syndrome, and his confusion about his life and his desire to be normal.
 He strikes up a friendship with Emily Fitch (Kathryn Prescott) and attempts to solve the dispute between his friends James Cook (Jack O'Connell) and Freddie Mclair (Luke Pasqualino) over their shared love interest, Effy Stonem (Kaya Scodelario).
Captain James Cook is a 1986 Australian mini series about the life of Captain James Cook.
Skins is a British teen drama created by father-and-son television writers Bryan Elsley and Jamie Brittain for Company Pictures.
 The third series began airing on E4 on 22 January 2009 and ended on 26 March 2009.
 This series sees the introduction of a new cast; it follows the lives of sixth form students Effy Stonem, Pandora Moon, Thomas Tomone, James Cook, Freddie McClair, JJ Jones, Naomi Campbell, and twin sisters Emily and Katie Fitch.
James Cook, known as Cook or Cookie an The Cookie Monster, to his friends, is a fictional character in the British teen drama "Skins".
 He is portrayed by Jack O'Connell.
 In the third series his true emotions are explored and it is revealed that his womanising violent lifestyle is in fact a smoke screen to cover up his real emotions.
 His actions often cause trouble and create havoc, affecting those around him.
 However, in the fourth series he begins to change his ways after a conversation with his solicitor and when he begins to realise the consequences of his actions, most notably witnessing his younger brother beginning to follow in his footsteps.
 His life is then taken in a wholly other direction when he investigates the disappearance of his best friend in series four's final episodes.