Hill began his theatrical career in the early 1950s on Broadway and in television. For four decades, he was a major force in American theatre. He performed almost three hundred roles at theaters across America, including The Cleveland Playhouse, Seattle Repertory Theatre, and The Public Theatre in New York. He also directed hundreds of productions and was founding director of The American Theatre Company in Portland, Oregon, where he later began The Storefront Theatre. Hill's first feature film performance was in the 1965 film
The Slender Thread. Other film credits include
The Postman Always Rings Twice (1981),
Firefox (1982), and as the bookstore owner Mr. Coreander in
The NeverEnding Story and
its first sequel. One of Hill's most prominent recurring roles was as the zany sidekick Jim Dixon on the 1980s TV series
Newhart. Hill appeared as King Baaldorf in the short-lived 1980s fantasy TV series
Wizards and Warriors. His TV movie roles include Father Andrew Doyle in the 1984
NBC miniseries
V: The Final Battle. He had guest appearances on such shows as
St. Elsewhere,
Remington Steele,
The Facts of Life,
Married... with Children,
Coach, and
Law & Order. ==Personal life==