Eric Sykes

as Insp. Rhubarb

Harry Secombe

as Rev. Rhubarb

Jimmy Edwards

as PC Rhubarb

Kenneth Connor

as Mr. Rhubarb

Hattie Jacques

as Nurse Rhubarb

Ann Lancaster

as Mrs. Rhubarb

Anastasia Penington

as Baby Rhubarb

Graham Stark

as Golf Pro. Rhubarb