Lead investigator in later seasons; often faced personal and psychological threats. Peter Axon A core researcher and tech expert on the O.S.I.R. team. Nancy Anne Sakovich Lindsay Donner
: Shifted to a more traditional 45-minute single-story format per episode. Key Characters & Cast Description Matt Frewer Matt Praeger PSI Factor: Chronicles of the Paranormal
: Primarily filmed in and around Toronto, Ontario , the series was loosely inspired by real-life organizations and events. Evolution : Lead investigator in later seasons; often faced personal
Lead investigator in later seasons; often faced personal and psychological threats. Peter Axon A core researcher and tech expert on the O.S.I.R. team. Nancy Anne Sakovich Lindsay Donner
: Shifted to a more traditional 45-minute single-story format per episode. Key Characters & Cast Description Matt Frewer Matt Praeger
: Primarily filmed in and around Toronto, Ontario , the series was loosely inspired by real-life organizations and events. Evolution :