The casts of “The Rookie” (Richard T. Jones, Melissa O'Neil, Eric Winter, Mekia Cox & Jenna Dewan) and “The Rookie: Feds” (Niecy Nash-Betts, Felix Solis, Britt Robertson, Kevin Zegers & James Lesure) and later Lauren Lapkus and June Diane Raphael battle it out to see who will win the grand prize for their selected charities.