The Wicked Dreams of Paula Schultz 1968
Screenplay
Frankie and Johnny 1966
Story
I'll Take Sweden 1965
Writer, Story
Emergency Wedding 1950
Screenplay, Producer
The Petty Girl 1950
Writer, Producer
Tell It to the Judge 1949
Screenplay
Miss Grant Takes Richmond 1949
Screenplay
Song of the Thin Man 1947
Screenplay, Producer
Bud Abbott and Lou Costello in Hollywood 1945
Screenplay, Original Story
The Great Morgan 1945
Director, Screenplay
Whistling in Brooklyn 1943
Screenplay, Story
Swing Fever 1943
Screenplay
Whistling in Dixie 1942
Screenplay
Pardon My Sarong 1942
Screenplay
Hellzapoppin' 1941
Screenplay
Keep 'Em Flying 1941
Screenplay
The Big Store 1941
Story
Hullabaloo 1940
Screenplay
Alias the Deacon 1940
Screenplay
The Gracie Allen Murder Case 1939
Screenplay
On Again—Off Again 1937
Screenplay
New Faces of 1937 1937
Screenplay
Don't Tell the Wife 1937
Writer
Stowaway 1936
Screenplay
Dimples 1936
Screenplay
Rose of the Rancho 1936
Screenplay
Kid Millions 1934
Screenplay
Duck Soup 1933
Writer, Additional Dialogue
The One, the Only... Groucho 1991
as Self
That's Entertainment, Part II 1976
Thanks
Credits from TMDB.