| Year Title Role Notes | |
| 1961 The Young Savages Anthony Aposto/Rocco Credited as Neil Nephew | |
| 1962 Panic in Year Zero! Andy Credited as Neil Nephew | |
| 1970 The Rebel Rousers Rebel Credited as Neil Burstyn | |
| 1970 Alex in Wonderland Norman Credited as Neil Burstyn | |