The play by John Patrick includes murder, mischief and shenanigans.
Performance times are 8 p.m. Feb 7, 8, 9 and 10 at the Seventh Street community Theater, 13123 Seventh St., Chino.
Matinee performances are at 2:30 p.m. Feb. 9 and 10.
The cast includes Sandy Tiffin, Silviane Evans, Harvey Luth, Pat McArdle and Judy Miller.
"Everybody Loves Opal" is directed by Melodie Magouirk.
Tickets are $15.