Mo. Rev. Stat. § 545.070
Current with changes from the 2023 Legislative Session
When an indictment is found by the grand jury, the names of all the material witnesses must be affixed to the indictment; other witnesses may be subpoenaed or sworn by the state, but no continuance shall be granted to the state on account of the absence of any witness whose name is not affixed to the indictment, unless upon the affidavit of the prosecuting attorney showing good cause for such continuance.
§ 545.070, RSMo
RSMo 1939 § 3933, A.L. 1997 S.B. 248