Walter Slezak was from Vienna, Austria-Hungary. We trawled the web to determine that Walter Slezak's height was 5ft 10 (177.8 cm). This made him 0.9 inches taller than the average male in the United States. Are you looking for more information about Walter Slezak and his career? We found resources at allmovie.com, ibdb.com, imdb.com, tcm.com & findagrave.com.