Jesse W. Haywood (Don Knotts) graduates from dental school in Philadelphia in 1870 and goes west to become a frontier dentist. Penelope "Bad Penny" Cushing (Barbara Rhoades) is offered a pardon if she will track down a ring of gun smugglers. She tricks Haywood into a sham marriage as a disguise. Haywood inadvertently becomes the legendary "Doc the Haywood" after he guns down "Arnold the Kid".

Directed by: Alan Rafkin
Written by: Frank Tashlin & Edmund L. Hartmann & Everett Greenbaum & James Fritzell
Runtime: 101 minutes
Tagline: He's so bad he was scalped by a cigar store Indian!!
Cast:
Don Knotts Don Knotts
Dr. Jesse W. Heywood 
Barbara Rhoades Barbara Rhoades
Penelope 'Bad Penny' Cushings 
Jackie Coogan Jackie Coogan
Matthew Basch 
Ruth McDevitt Ruth McDevitt
Mrs. Olive Heywood 
Frank McGrath Frank McGrath
Mr. Remington 
Terry Wilson Terry Wilson
Welsh