"Corporal Nessen was a U.S. army corporal who made a single appearance in the Season 5 episode of the CBS-TV series M*A*S*H titled \"Post Op\". The part of Nessen was played by Alan McRae."@en . "Corporal Nessen"@en . . "Alan McRae, in guest appearance"@en . "Nessen, looking very unenthusiastic about having to listen to Frank Burns in \"Post Op\" ."@en . "Corporal Nessen was a U.S. army corporal who made a single appearance in the Season 5 episode of the CBS-TV series M*A*S*H titled \"Post Op\". The part of Nessen was played by Alan McRae."@en . . "\"Post Op\""@en . . . "not mentioned"@en . "not mentioned"@en . . "Corporal Nessen"@en . "unable to estimate"@en . . "not mentioned"@en . "American/Caucasian"@en . "Corporal U.S. Army"@en . "Patient at the 4077th MASH"@en . "Green"@en . "unable to estimate"@en . "N/A, guest appearance"@en . "Brown"@en . "not mentioned"@en . "not mentioned"@en .