Complex sentence: The music video for "Only When I Lose Myself" was directed by Brian Griffin, who had previously worked with Depeche Mode as a photographer, and did the cover art for Depeche Mode's first five albums.
Split into simpler sentences: The music video for "Only When I Lose Myself" was directed by Brian Griffin. Brian had previously worked with Depeche Mode as a photographer, and did the cover art for Depeche Mode's first five albums.