Robert Knapp

7.1

Adam-12

1968 • Sgt. Casey

6.8

The Invaders

1967 • Congressman Joe Bonning

6.2

Black Saddle

1959 • Emory Parsons

8.0

Behind Closed Doors

1958 • Fred Lang

6.0

Tomahawk Trail

1957 • Pvt. Barrow

6.6

Fixed Bayonets!

1951 • Chuck (uncredited)

2.5

Mesa of Lost Women

1953 • Grant Phillips

6.7

Hot Car Girl

1958 • Det. Lt. Ryan

6.6

Revolt at Fort Laramie

1957 • Lt. Chick Waller

5.4

Gunmen from Laredo

1959 • Gil Reardon

9.0

The Threat

1960 • Steve Keenan

No Image

10.0

The Stoolie

1972 • Big daddy at pool (as Robert 'Big Daddy' Knapp)

6.0

Screaming Eagles

1956 • Co-Pilot

8.0

The Rawhide Trail

1958 • Farley Durand

6.2

Outlaw's Son

1957 • Striker

6.3

Silent Raiders

1954 • Lt. Finch

5.5

Strange Fascination

1952 • Jack

6.0

Scandal Incorporated

1956 • Jess Blanchar, tabloid reporter