For DVDs or Videos, try a [Keyword] search in RaiderSearch for "biography", then modify the search by limiting to Material Type "DVD or VIDEO". You will find a list of materials on the topic of biography in the DVD or videotape formats.
For Streaming Videos, try a [Keyword] search in RaiderSearch for "biography", then modify the search by limiting to Matreial Type "Streaming Video." You will find a list of streaming videos with a biographical component.