小小森·纳尔逊·罗巴兹（Jason Nelson Robards Sr.，1892年12月31日－1963年4月4日）是一位美国舞台剧和电影演员，也是奥斯卡金像奖得主小杰森·罗巴兹的父亲。罗巴兹曾出演过多部电影，早期多担任男主角，随后转演性格角色和偶尔的客串角色。他的最后大部分角色都是在电视中出演的。
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心海孽魔
Horsemen of the Sierras
燕雀香巢
Western Heritage
Smoky Mountain Melody
Guns of Hate
Son of God's Country
Riff-Raff
绝望
虎胆神侠
Wild Horse Mesa
Under the Tonto Rim
步步紧逼
疯人院
The Falcon's Alibi
Ding Dong Williams
Vacation in Reno
死岛
一场死亡游戏
Man Alive
Mademoiselle Fifi
致命时刻
Stunt Pilot
Sky Patrol
The Mad Empress
Mystery Plane
Danger Flight
Flight to Fame
Cipher Bureau
Sweetheart of the Navy
Clipped Wings
The Miracle Rider
The Fighting Marines
Woman Unafraid
Public Stenographer
The Woman Condemned
Burn 'Em Up Barnes
The Devil's Mate
Corruption
Ship of Wanted Men
Carnival Lady
White Eagle
Discarded Lovers
Docks of San Francisco
Klondike
The Pride of the Legion
A Strange Adventure
Unholy Love
Salvation Nell
The Law of the Tong
Caught Plastered
Subway Express
Lightnin'
The Jazz Cinderella
Peacock Alley
Paris
The Isle of Lost Ships
The Gamblers
The Flying Marine
On Trial
Tracked by the Police
Jaws of Steel
Irish Hearts
Hills of Kentucky
The Heart of Maryland
Streets of Shanghai
The Third Degree
Footloose Widows
Stella Maris