80 mlynedd ers iddo ennill Oscar, sylw i'r ffilm How Green Was My Valley yng nghwmni Gary Slaymaker. Gary Slaymaker discusses How Green Was My Valley. Show more
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80 mlynedd ers iddo ennill Oscar, sylw i'r ffilm How Green Was My Valley yng nghwmni Gary Slaymaker. Gary Slaymaker discusses How Green Was My Valley. Show more
Ail wasanaeth BBC Radio Cymru sy'n cynnig sioe frecwast bob bore'r wythnos.
