Hallmark Movies & Mysteries Kicks Off Exciting Summer of Mystery with 'Darrow & Darrow: In the Key of Murder'

Hallmark Movies & Mysteries heats up when the network's Summer of Mystery kicks-off with "Darrow & Darrow: In the Key of Murder," premiering Sunday, May 6, (7 pm ET/PT), and starring Kimberly Williams-Paisley (Father of the Bride, "Nashville"), Wendie Malick ("BoJack Horseman," "Hot in Cleveland") and Tom Cavanagh ("The Flash," "Ed").

June brings the return of "Hailey Dean Mysteries" reuniting star Kellie Martin with former "Life Goes On" co-star Chad Lowe in a three-movie arc that tells the true, tragic story of Executive Producer Nancy Grace's real-life journey to becoming a prosecutor and victims' rights advocate.

In July, The POstables (Eric Mabius, Kristin Booth, Crystal Lowe and Geoff Gustafson) tackle a new dead letter case in a new "Signed, Sealed, Delivered," Holly Robinson Peete and Rick FOX are back in "The Morning Show Mystery: Murder on the Menu," while Candace Cameron Bure dives into another mystery in "Aurora Teagarden Mysteries: The Disappearing Game."

"Garage Sale Mystery" starring Lori Loughlin will once again takeover the month of August with four all-new adventures.

Summer wraps up with more suspense and whodunnits with the introduction of "Crossword Mysteries" starring Lacey Chabert and Brennan Elliott, "Picture Perfect" starring Alexa and Carlos PenaVega, "Mystery U" and "The Chronicle Mysteries," starring and executive produced by Alison Sweeney.