[1] Ferreira is known for his roles in Stargate Universe as Colonel Everett Young, serial killer Ray Prager in the first season of Durham County,[2] FBI Assistant Director John Pollock in Missing, and Art Blank in Saw IV, Saw V, and Saw 3D.

He has also played recurring or guest roles in various TV shows, including: NCIS,[9] CSI: Crime Scene Investigation,[10] and Criminal Minds.

[18] In 2009, Ferreira was featured as David Maysles in the HBO award-winning film Grey Gardens opposite Jessica Lange and Drew Barrymore.

[19] Other film credits include portraying Sarah Polley's husband in Dawn of the Dead,[20] as well as roles in Shooter,[21] and The Lazarus Child.

[29] In 2008, he won the Gemini Award for Best Performance by an Actor in a Continuing Leading Dramatic Role for his work portraying the serial killer Ray Prager in Durham County.