All in a Night's Work 1961

Synopsis:

Tony Ryder takes over the magazine of his late uncle, who supposedly died while spending time with a mistress. Worried that the news will besmirch his magazine's wholesome reputation, Tony hires a detective to find out who the mistress is.

Directed by: Joseph Anthony
Written by: Sidney Sheldon & Edmund Beloin & Maurice Richlin
Runtime: 94 minutes
Tagline: It's nice work - and you can get it!
Cast:
Dean Martin
Dean Martin
Tony Ryder 
Shirley MacLaine
Shirley MacLaine
Katie Robbins 
Cliff Robertson
Cliff Robertson
Warren Kingsley, Jr. 
Charles Ruggles
Charles Ruggles
Dr. Warren Kingsley Sr 
Norma Crane
Norma Crane
Marge Coombs 
Jack Weston
Jack Weston
Lasker