Edward Asner as Abraham Klein/Klaus Braun. Asner was nominated for Outstanding Guest Actor in a Drama Series for the 2009 Emmys.
General:
Written-In Absence: Anna Belknap does not appear due to being on maternity leave for the birth of her second child, a son named George. She will return in the following episode.
Irony as She Is Cast: Ed Asner, who is Jewish, playing a Nazi hiding out as a Holocaust survivor.
The original air date was the 64th anniversary of the liberation of the Dachau concentration camp. Mac's father, McCanna Boyd Taylor, is revealed to have been a young soldier involved in the liberation.
The senior Mr. Taylor was named for Gary Sinise's wife Moira's older brother, LTC Boyd McCanna ("Mac") Harris, a decorated Vietnam veteran.
The title refers to the Hebrew tradition of honoring a loved one on the anniversary of their death. A candle like the one shown is used in the ceremony.
Many of the actors portraying Jewish characters are actually Jewish themselves.
This is the only episode of the series to contain a Content Warning.