Movies (Acting Roles)
Sorted by Release DateDesperate Journey
Ronald Sinclair was
18 in Desperate Journey
as 'Sgt. Lloyd Hollis'.
Sat, Sep 26 1942
Five Little Peppers in Trouble
Ronald Sinclair was
16 in Five Little Peppers in Trouble
as 'Jasper King'.
Sun, Sep 01 1940
Out West with the Peppers
Ronald Sinclair was
16 in Out West with the Peppers
as 'Jasper King'.
Sun, Jun 30 1940
Five Little Peppers at Home
Ronald Sinclair was
16 in Five Little Peppers at Home
as 'Jasper King'.
Thu, Feb 08 1940
The Earl of Chicago
Ronald Sinclair was
15 in The Earl of Chicago
as 'Master Gerald Kilmount'.
Fri, Jan 05 1940
The Light That Failed
Ronald Sinclair was
15 in The Light That Failed
as 'Young Dick'.
Sun, Dec 24 1939
Five Little Peppers And How They Grew
Ronald Sinclair was
15 in Five Little Peppers And How They Grew
as 'Jasper King'.
Tue, Aug 22 1939
They Made Me a Criminal
Ronald Sinclair was
15 in They Made Me a Criminal
as 'J. Douglas Williamson (uncredited)'.
Sat, Jan 21 1939
Thoroughbreds Don't Cry
Ronald Sinclair was
13 in Thoroughbreds Don't Cry
as 'Roger Calverton'.
Thu, Nov 25 1937
Boots and Saddles
Ronald Sinclair was
13 in Boots and Saddles
as 'Spud aka Edward, Earl of Grandby'.
Mon, Oct 04 1937
A Doctor's Diary
Ronald Sinclair was
13 in A Doctor's Diary
as 'Michael Fielding (as Ra Hould)'.
Tue, Feb 16 1937
TV Shows (Acting Roles)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages