The heavyset, balding Balsam was a familiar face as a character actor since his career began on Broadway in the early 1940s. After a hiatus to serve in the US Army during WWII, he found work on stage in a number of Broadway productions including "Lamp at Midnight", "Macbeth" and "The Closing Door" and on TV in such varied shows as "Philco Television Playhouse" (NBC), "The Goldbergs" (CBS) and "Captain Video" (ABC). In the 50s and 60s, Balsam continued to appear on stage including appearances on Broadway in two of Tennessee Williams' plays: with Maureen Stapleton and Eli Wallach in "The Rose