Released in 1990, 'Dark Angel' (also known as 'I Come in Peace') is a fascinating genre mashup that blends hard-boiled action with sci-fi horror elements. The film follows renegade Houston cop Jack Caine (Dolph Lundgren), who is forced to partner with straight-laced FBI agent Arwood 'Larry' Smith (Brian Benben) to investigate a series of brutal murders linked to a drug ring. They soon discover the perpetrators are not ordinary criminals but an extraterrestrial being harvesting human endorphins through lethal means, and his heavily armed enforcer.

Dolph Lundgren delivers a suitably stoic and physical performance as the rule-breaking cop, while Brian Benben provides effective comic relief as the out-of-his-depth federal agent. Their unlikely buddy-cop dynamic drives the film's human element against a backdrop of surprisingly inventive sci-fi horror. The direction by Craig R. Baxley maintains a brisk pace, balancing gritty urban crime aesthetics with slick action sequences and creature-feature suspense.

Viewers should watch 'Dark Angel' for its unique premise and unapologetic embrace of B-movie sensibilities. It stands as a time capsule of late-80s/early-90s action cinema, where practical effects and straightforward plots reigned. Despite its modest IMDb rating of 6.1, the film has garnered a cult following for its entertaining execution and the novelty of seeing Lundgren battle an alien drug dealer. For fans of genre-blending thrillers and nostalgic action, it remains a compelling watch online.