Complex sentence: Brad, played by Canadian actor Dillon Casey, appears as a Washington DC bartender who encounters Jack Harkness in the episode "Dead of Night" when the latter visits the bar he works at, called the Golden Gopher.
Split into simpler sentences: Brad, played by Canadian actor Dillon Casey, is a Washington DC bartender. He appears in the episode "Dead of Night" when Jack Harkness visits the bar he works at, which is called the Golden Gopher.