Robert Knapp

1951

• [ ] Fixed Bayonets! (Chuck (uncredited)) 

1952

• [ ] Strange Fascination (Jack) 

1953

• [ ] Mesa of Lost Women (Grant Phillips) 

1954

• [ ] Silent Raiders (Lt. Finch) 

1956

• [ ] Scandal Incorporated (Jess Blanchar, tabloid reporter) 
• [ ] Screaming Eagles (Co-Pilot) 

1957

• [ ] Revolt at Fort Laramie (Lt. Chick Waller) 
• [ ] Tomahawk Trail (Pvt. Barrow) 
• [ ] Outlaw's Son (Striker) 

1958

• [ ] Hot Car Girl (Det. Lt. Ryan) 
• [ ] The Rawhide Trail (Farley Durand) 

1959

• [ ] Gunmen from Laredo (Gil Reardon) 

1960

• [ ] The Threat (Steve Keenan) 

1972

• [ ] The Stoolie (Big daddy at pool (as Robert 'Big Daddy' Knapp))