Acting
Leon Alton enjoyed a career on stage, screen, and television starting in the 1920s and lasting until the late 1970s.
In the 1930s he started out on the Broadway stage appearing in various musicals which lasted until the early 1940s. Then like many Broadway actors and dancers, he seemingly drifted his way to Hollywood where he was able to use his talents as a dancer to appear in many party scenes in a suit dancing in some of the most well known films.
Like many dancers though, that was only part of their work as they could not survive on musicals alone and by the mid 1950s musicals started to…

Now You See Him, Now You Don't
as Executive (uncredited)

Bedknobs and Broomsticks
as Soldier at Portobello Road (uncredited)

Tora! Tora! Tora!
as Official (uncredited)

Watermelon Man
as Pedestrian (uncredited)

True Grit
as Boarding House Guest (uncredited)

Sweet Charity
as Dancer (uncredited)

The Computer Wore Tennis Shoes
as Collingsgood Associate (uncredited)

Daddy's Gone A-Hunting
as Man in Ticket Line (uncredited)

The Love God?
as Club Patron (uncredited)

The Love Bug
as Official (uncredited)

Columbo
as Theatre Patron (uncredited) · 1 ep.

The Partridge Family
as Audience Member (uncredited) · 1 ep.

Cimarron Strip
as Barfly (uncredited) · 1 ep.

Batman
as Police Officer (uncredited) · 1 ep.

Get Smart
as Chief (uncredited) · 1 ep.

Burke's Law
as Waiter (uncredited) · 1 ep.

Arrest and Trial
as Judge (uncredited) · 1 ep.

Bonanza
as Delegate (uncredited) · 1 ep.

The Twilight Zone
as Bartender (uncredited) · 1 ep.

The Untouchables
as Race Spectator (uncredited) · 1 ep.
Tora! Tora! Tora!
1970