Power Book III: Raising Kanan is a prequel set in the 1990s that will chronicle the early years of Kanan Stark, the character first played by executive producer Curtis "50 Cent" Jackson.Power Book III: Raising Kanan is a prequel set in the 1990s that will chronicle the early years of Kanan Stark, the character first played by executive producer Curtis "50 Cent" Jackson.Power Book III: Raising Kanan is a prequel set in the 1990s that will chronicle the early years of Kanan Stark, the character first played by executive producer Curtis "50 Cent" Jackson.