威廉·约瑟夫·沙勒特（William Joseph Schallert，1922 年 7 月 6 日 - 2016 年 5 月 8 日，身高 6 英尺 1 英寸 [1.85 米]）是一位美国角色演员，在 60 多年的职业生涯中出演了数十部电视节目和电影。他因在《理查德·戴蒙德》、《私家侦探》（1957-1959）、《死亡谷之日》（1955-1962）和《帕蒂公爵秀》（1963-1966）中的角色而闻名。

沙勒特出生于加利福尼亚州洛杉矶，是《洛杉矶时报》长期戏剧评论家埃德温·弗朗西斯·沙勒特和杂志作家兼电台主持人艾尔莎·艾米丽·沙勒特（原名鲍姆加滕）的儿子。他在加州大学洛杉矶分校 （UCLA） 读书时就开始演戏，但在二战期间离开成为陆军航空队战斗机飞行员。战后他回到加州大学洛杉矶分校，并于 1946 年毕业。

从加州大学洛杉矶分校毕业后，沙勒特在剧院开始了他的演艺生涯。他出演了洛杉矶圆环剧院的几部作品，包括 1948 年由查理·卓别林执导的 W. 萨默塞特·毛姆的《雨》。

沙勒特于1951年在电视上首次亮相，他很快成为小银幕上的熟面孔。他在《超人历险记》、《暮光之城》和《迪克·范·戴克秀》等节目中出演了许多客串角色。他还经常在 The Patty Duke Show、The Nancy Drew Mysteries 和 The Torkelsons 中扮演角色。

除了在电视上的工作外，沙勒特还出演了几部电影，包括《东里桥》（1954 年）、《公寓》（1960 年）和《刺痛》（1973 年）。

Schallert 于 2016 年在加利福尼亚州太平洋帕利塞兹去世，享年 93 岁。他的妻子莉亚·瓦格纳（Leah Waggner）和他们的四个孩子幸存下来。

William Joseph Schallert (July 6, 1922 – May 8, 2016, Height 6 feet 1 inch [1.85 meters]) was an American character actor who appeared in dozens of television shows and films over a career spanning more than 60 years. He is known for his roles on Richard Diamond, Private Detective (1957–1959), Death Valley Days (1955–1962), and The Patty Duke Show (1963–1966).

Schallert was born in Los Angeles, California, the son of Edwin Francis Schallert, a longtime drama critic for the Los Angeles Times, and Elza Emily Schallert (née Baumgarten), a magazine writer and radio host. He began acting while a student at the University of California, Los Angeles (UCLA) but left to become an Army Air Corps fighter pilot in World War II. He returned to UCLA after the war and graduated in 1946.

After graduating from UCLA, Schallert began his acting career in the theater. He appeared in several productions at the Circle Theatre in Los Angeles, including a staging of W. Somerset Maugham's Rain in 1948, which was directed by Charlie Chaplin.

Schallert made his television debut in 1951, and he quickly became a familiar face on the small screen. He appeared in numerous guest roles on shows such as The Adventures of Superman, The Twilight Zone, and The Dick Van Dyke Show. He also had recurring roles on The Patty Duke Show, The Nancy Drew Mysteries, and The Torkelsons.

In addition to his work on television, Schallert also appeared in several films, including The Bridges of Toko-Ri (1954), The Apartment (1960), and The Sting (1973).

Schallert died in Pacific Palisades, California, in 2016, at the age of 93. He was survived by his wife, Leah Waggner, and their four children.