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Robert Blake as Lenny Mancini |
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Doug McKeon as Ray 'Boom Boom' Mancini |
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Mariclare Costello as Ellen Mancini |
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Tony Burton as Grif |
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James T. Callahan as Father O'Neill |
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Norman Alden as Ray Arcel |
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Ray Buktenica as Dave Wolf |
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Richard Bakalyan as Frank Jacobs |
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Curtis Conaway as Lenny Jr. |
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Luisa Leschin as Ellen Jr. |
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Ben Frank as Eddie Sullivan |
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Carl Steven as Ray - age 10 |
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Judith Penrod as |
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James Arone as Freddy |
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Marty Denkin as Referee |
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Marta Kober as Sandy |
| Production | Robert Papazian | Producer |
| Production | Rhonda Young | Co-Producer |
| Editing | Peter E. Berger | Editor |
| Writing | Dennis Nemec | Writer |
| Crew | Jan de Bont | Cinematography |
| Directing | Richard Michaels | Director |
| Production | Sylvester Stallone | Executive Producer |
