From Wikipedia Robert Riskin (March 30, 1897–September 20, 1955) was an American screenwriter and playwright, best known for his collaborations with director-producer Frank Capra.

KNOWN FOR

Mr. Deeds
2002
It Happened One Night
1934
You Can't Take It with You
1938
Mr. Deeds Goes to Town
1936
Magic Town
1947
Pocketful of Miracles
1961
Meet John Doe
1941
Lost Horizon
1937
The Cowboy and the Lady
1938
Here Comes the Groom
1951
Lady for a Day
1933
Half Angel
1951

FILMOGRAPHY

All
Movies
TV
Acting
1
Directing
1
Writing
40
Producing
6
Crew
2
1917
Rough and Ready Reggie
as Boxing Extra