
Acting
Among the movies Hewitt appeared in are A Private's Affair, That Touch of Mink, Days of Wine and Roses, How to Murder Your Wife, Sweet Charity, and The Barefoot Executive.
He never became a major star, but he did have a lengthy career which included smaller parts in several well-known programs, including Alfred Hitchcock Presents, Maverick, 77 Sunset Strip, Daktari, Leave It to Beaver, The Donna Reed Show, Dr. Kildare, Lost in Space, Bewitched, I Dream Of Jeannie, The Lucy Show, F Troop, The Wild Wild West, Ironside, The Bob Newhart Show and The Phil Silvers Show. He made four guest appearanc…

The Seniors
as The Inspector

Tail Gunner Joe
as Dean Acheson

The Legend of Lizzie Borden
as Mayor Coughlin

Pueblo
as Congressional Chairman

Now You See Him, Now You Don't
as Dean Collingsgood

The Barefoot Executive
as Farnsworth

R.P.M.
as Hewlett

Sweet Charity
as Nicholsby

The Computer Wore Tennis Shoes
as Dean Collingsgood

Wake Me When the War Is Over
as Koenig

Love, American Style
as Attorney · 1 ep.

Ironside
as Carter · 1 ep.

The Danny Thomas Hour
as Sam Rose · 1 ep.

I Dream of Jeannie
as Don Anderson · 1 ep.

Lost in Space
as Lemnoc · 1 ep.

Bewitched
as Linton H. Baldwin · 1 ep.

Gomer Pyle, U.S.M.C.
1 ep.

My Favorite Martian
as Det. Bill Brennan · 107 ep.

Espionage
as Dave Lassiter · 1 ep.

The Lucy Show
as Dutton · 1 ep.
Sweet Charity
1969