Character mistake: In Pitch Black they established the system they crashed in (M-344/G) had 3 stars. Jack stated it when the 2nd sunrise started, and the solar system model also had 3 stars. In this film when Boss Johns starts asking about M-344/G he says it is "a backwater system with 2 suns and 1 habitable planet."
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Answer: Santana's prisoner was played by R&B singer Keri Hilson. Being unshackled and molested by all those men was probably the reason why.