Mason Alan Dinehart Sr. (born Harold Alan Dinehart; October 3, 1889 – July 18, 1944) was an American actor, director, writer, and stage manager.
Top Cat
A Study in Scarlet
Supernatural
The Whistler
Born to Dance
Jimmy the Gent
The Sin of Nora Moran
Rebecca of Sunnybrook Farm
Charlie Chan at the Race Track
Baby Take a Bow
The Cat's-Paw
Ali Baba Goes to Town
Bureau of Missing Persons
This Is My Affair
The Brat
Lawyer Man
Dante's Inferno
Girls About Town
Thanks a Million
Slightly Honorable
Street of Women
The Devil Is Driving
The World Changes
Sweepings
The Payoff
Jerry Chase
Rex Parker
Blake
MacMillan Forester
Roger Jones
Granville Bentley
Edward T. Norton
Lawrence 'Larry' Baldwin
Jenkins
Prosecutor
Fletcher
Luke Radcliff
Inpector Slante
Counsellor Sultsfeldt
District Attorney John Grant
Merrydew
Therme Roberts
Paul Bavian
George Washington
Ogden Jarrett
Thane Pardway
Wade 'Val' Valentine
Thomas Langley
"Perk" Perkins
Robert Waldo
Lester Cunningham
Taggart
Welch
Mayor Ed Morgan
Charles Wallingham
The Brain
Steve Borden
Police Inspector Thomas
Roger Loft
Mr. Kruger
Jonesy
Marty Bleuler
Slick Doherty
Edward Arthur 'Tank' Tankersley
Fuller
George Magnus
Charlie Post
George Chester
McKay
Lionel Crocker
Rodman Dreke
Ray Jennings
Philip Crandell
Frank Becker
Richard Mallard
James Dunning
Frederick Gillespie
Boland
Hon. Cedric B. Cromwell
Allan Duncan, attorney
Doc Keller
Philip Strickland
Julien Stevens
Larry Edwards
Richards
Jerome Kendall
Purvis
Uncle Charles Dixon
Samuel Z. Walker
George Whitney
Joseph Morton
Fred Sherwood
District Attorney George Joyce
Dave Hilliard
Stephen Gates
Stephen Hanley
Nick Grimes
Bill Hallet
Charles Barrett
Collender Martin
Forrest Stanton
Pat O'Shea
Jerry Donohue
Arthur Skinner
Gorman
Daniel Arland
Judge
Lew Dunn
Hal Blake
Detective Norris
Director
Associate Producer