Robert Knapp

The Stoolie

1972

Big daddy at pool (as Robert 'Big Daddy' Knapp)

9.0

The Threat

1960

Steve Keenan

8.0

The Rawhide Trail

1958

Farley Durand

8.0

Behind Closed Doors

1958

Fred Lang

7.1

Adam-12

1968

Sgt. Casey

6.9

The Invaders

1967

Congressman Joe Bonning

6.7

Hot Car Girl

1958

Det. Lt. Ryan

6.6

Fixed Bayonets!

1951

Chuck (uncredited)

6.6

Laramie Kalesinde İsyan

1957

Lt. Chick Waller

6.3

Silent Raiders

1954

Lt. Finch

6.2

Outlaw's Son

1957

Striker

6.2

Black Saddle

1959

Emory Parsons

6.0

Scandal Incorporated

1956

Jess Blanchar, tabloid reporter

6.0

Screaming Eagles

1956

Co-Pilot

6.0

Tomahawk Yolu

1957

Pvt. Barrow

5.5

Strange Fascination

1952

Jack

5.4

Gunmen from Laredo

1959

Gil Reardon

2.5

Mesa of Lost Women

1953

Grant Phillips