Actor Steve Landesberg passed away this morning at the age of 65 because of cancer. His rep told the media that he has been battling the cancer for quite awhile now and has finally succumbed to it. His family is deeply saddened by the loss as well as a loss of a great actor in Hollywood. He was known for his role as Dr. Rosenbaum in “Forgetting Sarah Marshall” but is best known for his role as Det. Sgt. Arthur Dietrich in the TV series “Barney Miller” which ran from 1975 to 1982.