<P> In "Community Policing", Donal Logue returned to SVU as Lt. Declan Murphy, after finding out about Rollins' pregnancy . Rollins revealed to Murphy that he is the father of her child . Actors from Broadway's Hamilton, Leslie Odom, Jr. and Daveed Diggs also guest - starred in "Community Policing". Daveed Diggs returns in "Forty One Witnesses," alongside "Hamilton" costar Anthony Ramos . </P> <P> Andy Karl was cast in the recurring role of Sgt . Mike Dodds, son of Chief William Dodds (played by Peter Gallagher). His character was introduced to the unit as Benson's No. 2 . This reunited Karl and Gallagher after starring in the 2015 Broadway revival of the musical On the Twentieth Century . </P> <P> Lindsay Pulsipher returned this season to portray Kim Rollins, Amanda's sister, who was last seen in the season fourteen episode, "Deadly Ambition". Kim brings their mother with her to New York, Beth Anne Rollins, (portrayed by Virginia Madsen) who feels her police - officer daughter has turned her back on the family . Warren Leight commented to TV Guide, "Even if their intent is to be supportive, and I'm not even sure it is, her family showing up is not a great thing for her--nothing good comes from seeing her sister or her mother ." </P> <P> Christopher Sieber and Geneva Carr guest starred in the episode "Patrimonial Burden" as the parents of a large, religious family known for their reality show . The episode was inspired by the Joshua Duggar molestation scandal and also featured Chris Elliott as a crew member on the show . Elliott previously appeared in the tenth season episode "Lunacy", while Carr had appeared in two previous episodes, making this her third character portrayal on the series (not to mention her appearances on other iterations of the Law & Order universe). </P>

Law & order special victims unit season 1 episode 17