Sydney Morning Herald | Marcela Castaneda 'scared' of fiance Gregory Peck when she stabbed him: court Sydney Morning Herald Visibly trembling, Marcela Castaneda held up one hand and made a fist with the other. Ms Castaneda was standing in the witness box of the NSW Supreme Court, describing how she held a knife in her right hand and made a "stop" signal with her left ... Sydney woman Marcela Castaneda fatally stabbed fiance Gregory Peck to stop ... 'I couldn't scream'. Marcela Castaneda tells of moments before she plunged ... |