The theme song for Bmf is a banger. Rapper and executive producer Curtis “50 Cent” Jackson spits the lyrics for the Starz crime drama’s title song, “Wish Me Luck,” while R&b legend Charlie Wilson croons the hook.

There’s just one problem: Bmf is set in Detroit and tells the story of city natives and kingpins the Flenory brothers — Demetrius “Big Meech” and Terry “Southwest T” — so why not use Kash Doll? She’s a local rapper who has a recurring role on the show as Monique. Eminem, who will appear later in Season 1 as Rick Wershe, aka White Boy Rick,...