He was often engaged in villain roles as a violent but not too smart thug; he's remembered especially for his "poliziotteschi" films.
- Il vostro super agente Flit .... Army official in uniform (credited)
1967 - Buckaroo (Il winchester che non perdona) .... Storekeeper (uncredited)
- Da uomo a uomo ... Deputy in saloon (uncredited)
- El Desperado .... One-armed sergeant (credited as "Giuseppe Castellani")
- Il figlio di Django .... Bill (credited)
- La cintura di castità .... One of Guerrando's men (uncredited)
- L'ultimo killer .... Wounded Barrett's man (uncredited)
- Nato per uccidere .... Saloon customer (uncredited)
- Pecos è qui: prega o muori .... El Supremo henchman (uncredited)
- The Taming of the Shrew .... Man watching the argument in the street (uncredited)
- Un poker di pistole .... Masters henchman (uncredited)
- Vita di Cavour (TV mini-series) Ep. 4 .... Member of parliament (uncredited)
- Wanted .... Man on stagecoach (uncredited)
1968 - Al di là della legge .... Red-bearded miner (uncredited)
- Barbarella ... Inhabitant o the City of Night (uncredited)
- Ciccio perdona... io no! .... The sheriff (credited)
- Giurò... e li uccise ad uno ad uno... Piluk il timido ... Blacksmith (uncredited)
- La battaglia di El Alamein .... Truck driver (credited)
- Quarta parete .... Police sergeant (credited)
- Romeo and Juliet ... One of the Prince's men (uncredited)
- Sangue chiama sangue ... Townsman (uncredited)
- Testa di sbarco per otto implacabili .... Foster (credited)
- Tre croci per non morire .... Rod henchman (credited)
- Un buco in fronte ... Priest (uncredited)
1969 - Franco, Ciccio e il pirata Barbanera .... Barbanera's pirate with the hook (credited)
- I diavoli della guerra .... Joe Abrams (credited as "Joseph Castle")
- Indovina chi viene a merenda? .... American paratrooper (uncredited)
- Uccidete Rommel .... Cooper (credited)
1970 - Indio Black, sai che ti dico: Sei un gran figlio di... .... Officer who attempts to steal the gold (credited as "Thomas Kerr")
- I 7 di Marsa Matruh .... Sgt. Thomas Kerr (credited as "Thomas Kerr")
- La colomba non deve volare .... Davison (credited)
- L'uccello dalle piume di cristallo .... Police agent (credited)
- Quando suona la campana .... Berger (credited)
- Una nuvola di polvere... un grido di morte... arriva Sartana .... Warden of the penitentiary (credited)
1971 - È tornato Sabata... hai chiuso un'altra volta .... Priest (uncredited)
- I giardini del diavolo .... Drunk British soldier (credited)
- Il giorno del giudizio .... Jenkins brother (uncredited)
- Il sergente Klems .... Sergeant Granval (credited)
- Il tredicesimo è sempre Giuda .... Slim (credited)
- Il venditore di morte .... Mr. Grant (credited)
1972 - La mala ordina .... Don Vito's henchman (credited)
- Milano calibro 9 .... Nicola (credited)
1973 - Afyon oppio .... Mike, officer of Narcotici (credited)
- La mano nera .... Man that surprises thief and who is then attacked (uncredited)
- La ragazza di Via Condotti .... Broccole (credited)
- Vogliamo i colonnelli .... Franz Cavichia/Nerchia (credited)
1974 - Anche gli angeli tirano di destro .... Red, sexton (credited)
- Gli assassini sono nostri ospiti .... Mario, one of robbers (credited)
- La poliziotta .... Nick (credited)
- Milano odia: la polizia non può sparare .... Plainclothes policeman (credited)
- Squadra Volante ... Beppe (credited)
1975 - Il giustiziere sfida la città .... Conti's henchman (credited)
1976 - Febbre da cavallo .... Stelvio Mazza, rider of Soldatino (credited)
- Gli esecutori .... Mafioso that kills Pete (uncredited)
- Il trucido e lo sbirro .... Vallelunga (credited)
1977 - El Macho .... Ross, the banker (credited)
- La bestia in calore .... Schnett (uncredited - re-used footage)
1978 - Il furto della Gioconda (TV mini-series) - ep. 2 .... Policeman (credited)
- Il grande attacco .... American paratrooper (credited)
- Scorticateli vivi .... Arthur (credited as "Thomas Kerr")
- Zio Adolfo, in arte Führer .... The "Red Baron" (credited)
1979 - L'isola degli uomini pesce .... Skip (credited)
1982 - Attila flagello di Dio .... Renoldo (credited)
- Eccezzziunale... veramente (credited but not found)
- Una vita venduta (1976)
- Sono cavoli amari (2011) - It could be another actor with same name.
- Mia moglie è una strega (1980) - IMDb mistakenly attributes a credit to Castellano in this film. But neither the credit nor the actor appear.