Actor* Writer Robert KeithRites PendingActor-wriler Robert Keith is dead at age 68, relatives disclosed today in Hollywood.They said the announcement and scheduling of funeral services were'delayed until Keith*s( son, actor Brian Keith, returned from Europe.Keith died at his home last Thursday.He began his career as a slock player when he was 35 and later performed in several Broadway plays and Hollywood films.He wrote the 1927 Broadway play, βThe Tightwads,β and wrote dialogue for several films.He has appeared on several television serials and on the Dick Powell Show.Rosary will be recited tonight and a Requiem Mass is scheduled for Wednesday morning.Besides his son, he leaves his widow, the former actress Dorothy Tierney, and four grandchildren.Honorary pallbearers at his funeral include Gov .-elect Ronald Reagan, and actors Edward G. Robinson, James Cagney and Josh Logan.