Lynn Shelton's relationship comedy screens April 28

The San Francisco Film Festival has set Lynn Shelton’s relationship comedy “Your Sister’s Sister,” starring Emily Blunt and Mark Duplass, as its centerpiece screening for April 28.

The fest, now in its 55th year, also announced Tuesday that its closing-night film on May 3 will be Ramona Diaz’s documentary “Don’t Stop Believin': Everyman’s Journey.”

As previously announced, the event will open April 19 with Benoît Jacquot’s “Farewell My Queen,” a portrayal of court life at Versailles during four crucial days of the French Revolution.

The San Francisco Film Society also has tapped David Webb Peoples to receive the Kanbar Award for excellence in screenwriting, to be presented April 26. His credits include “Blade Runner,” “12 Monkeys” and “Unforgiven.”

The society announced previously that Kenneth Branagh will be the recipient of its Founder’s Directing Award.

The festival will screen 174 films, including 72 narrative features and 33 documentaries.

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