Cast
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| Voices | Original |
| Aunt Sarah | Verna Felton |
| Beaver | Stan Freberg |
| Boris | Alan Reed |
| Darling / Si / Am / Peg | Peggy Lee |
| Jim Dear / Dog Catcher | Lee Millar |
| Lady | Barbara Luddy |
Scottish Terrier / Bulldog Policeman / Dachsie / Joe | Bill Thompson |
| Tony | George Givot |
| Toughy / Pedro | Dal McKennon |
| Tramp | Larry Roberts |
| Trusty | Bill Baucom |
Music by Oliver Wallace, Sonny Burke, Sidney Fine, Peggy Lee and Edward Plumb
Background Artists: Dick Anthony, Claude Coats, Al Dempster, Eyvind Earle, Ray Huffine, Ralph Hulett, Brice Mack, Jimi Trout, Thelma Witmer
Character Animators: Ed Aardal, Hal Ambro, Jack Campbell, Bob Carlson, Eric Cleworth, Hugh Fraser, John Freeman, Jerry Hathcock, George Kreisl, Don Lusk, George Nicholas, Cliff Nordberg, Ken O'Brien, John Sibley, Harvey Toombs, Marvin Woodward
Directing Animators: Les Clark, Ollie Johnston, Milt Kahl, Hal King, Eric Larson, John Lounsbery, Wolfgang Reitherman, Frank Thomas
Effects Animators: Dan MacManus, George Rowley
Layout Artists: Ken Anderson, Bill Bosche, Collin Campbell, Tom Codrick, Don Griffith, Victor Haboush, Hugh Hennesy, Kendall O'Connor, Thor Putnam, Jacques Rupp, McLaren Stewart, Al Zinnen
Layout Stylist: Lance Nolley
Special Process: Ub Iwerks
Writing Credits: Don Da Gradi, Erdman Penner, Joe Rinaldi and Ralph Wright
Based on Ward Greene's "Happy Dan, the Whistling Dog"
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