高中毕业后，莱纳·博克（Rainer Bock）在家乡经营了一家咖啡馆，那里也有歌舞表演节目。在基尔的一所私立表演学校学习表演后，他于 1982 年在州首府基尔的舞台上以戏剧演员的身份首次亮相。他通过石勒苏益格-荷尔斯泰因州立剧院来到海德堡和曼海姆国家剧院。从1995年到2001年，他在斯图加特国家剧院订婚。直到2011年，他在慕尼黑的巴伐利亚国家剧院工作。博克经常出演配角，包括他最初很少出现在电影和电视中。迈克尔·哈内克（Michael Haneke）的获奖剧情片《白丝带——德国儿童故事》（2009年）中的医生一角为他赢得了德国电影奖的提名。2011年，他带着四部电影参加了柏林电影节。博克还活跃于有声读物演讲者。

After graduating from high school, Rainer Bock ran a café in his hometown, which also had a cabaret programme. After studying acting at a private acting school in Kiel, he made his debut as a theater actor on the stages of the state capital of Kiel in 1982. He came to Heidelberg and the National Theater Mannheim via the Schleswig-Holstein State Theater. From 1995 to 2001 he had an engagement at the Staatstheater Stuttgart. Until 2011 he was engaged at the Bavarian State Theater in Munich. Bock often appears in supporting roles, including his initially rare appearances in film and television. The part of the doctor in Michael Haneke's award-winning drama The White Ribbon - A German Children's Story (2009) earned him a nomination for the German Film Prize. In 2011 he was represented at the Berlinale with four films. Bock is also active as an audio book speaker.