That's My Man 1947

Synopsis:

A poor young man is finally able to achieve his dream of running a horse at the track, but when he starts becoming successful, he begins to lose sight of what mattered to him before.

Directed by: Frank Borzage
Written by: Steve Fisher & Bradley King
Runtime: 99 minutes
Tagline: THE STORY OF A FABULOUS GUY...HIS WONDERFUL GIRL AND THEIR UNFORGETTABLE HORSE!
Cast:
Don Ameche
Don Ameche
Joe Grange 
Catherine McLeod
Catherine McLeod
Ronnie Grange 
Roscoe Karns
Roscoe Karns
Toby Gleeton 
John Ridgely
John Ridgely
Ramsey 
Kitty Irish
Kitty Irish
Kitty 
Joe Frisco
Joe Frisco
Willie Wagonstatter