Donald Paul Roos (born April 14, 1955) is an American film and television writer, director, and producer whose work spans family-oriented comedy, drama, and heartfelt character storytelling. He is known for crafting narratives that blend humor with emotional resonance, often focusing on everyday relationships and the moments that shape them. In film, his writing credits include Marley & Me (2008), where his screenplay captures the humor and warmth of a long-term bond while grounding the story in relatable family dynamics. Across television and other scripted formats, Roos has contributed to projects that emphasize ensemble interplay, strong dialogue, and clear dramatic arcs, reflecting a consistent approach to writing that balances entertainment with genuine feeling.
