I'm not entirely sure about all the main actors specifically, but they were likely a group of talented individuals who could handle the complex roles based on real - life people.
Sure, 'Paid in Full' is a true-story-based film. It takes real incidents and presents them in a cinematic format, staying largely true to the core events while adding some fictional elements for entertainment value.
The cast of 'Paid in Full' likely did a great job bringing the true story to life. The actors had to capture the essence of the real - life characters. They probably had to research a lot about the events and people involved in the true story to make their performances believable.
Yes. 'Was Paid in Full' is based on true events. However, it's likely that certain details were embellished or modified to make it more engaging for the audience.