Very close friends with actor Bud Cort.

Very close friend of Robert Altman and his wife Kathryn Reed Altman.

Robert Altman initially did not want Kellerman for the part of "Hot Lips Houlihan" in `MASH` 1970 because "she was too attractive" and he wanted unattractive actors.

Supplements her ongoing film career with stints as a nightclub singer, television and radio narrator and voice-overs.

She was the was the first actress to play Major Margaret "Hot Lips" O`Houlihan in the film version of MASH (1970). The role went to Loretta Swit for the TV series.