18‑Nov‑1985 | Vienna | Hard | R16 | 32 | 106 | Mike De Palmer [USA] d. (4)Casal | 6-2 2-6 6-2 | | | | | | | | | |
18‑Nov‑1985 | Vienna | Hard | R32 | 32 | 348 | (4)Casal d. (Q)Jonathan Smith [GBR] | 6-2 6-7 6-3 | | | | | | | | | |
11‑Nov‑1985 | Wembley | Carpet | R32 | 31 | 11 | (8)Joakim Nystrom [SWE] d. Casal | 6-1 6-0 | | | | | | | | | |
4‑Nov‑1985 | Stockholm | Hard | QF | 45 | 6 | (3)Stefan Edberg [SWE] d. Casal | 6-4 6-1 | | | | | | | | | |
4‑Nov‑1985 | Stockholm | Hard | R16 | 45 | 16 | Casal d. (8)Andres Gomez [ECU] | 5-7 6-3 7-6 | | | | | | | | | |
4‑Nov‑1985 | Stockholm | Hard | R32 | 45 | 28 | Casal d. David Pate [USA] | 6-4 6-7 7-6 | | | | | | | | | |
4‑Oct‑1985 | Davis Cup WG PO: JPN vs ESP | Clay | RR | 38 | 410 | Casal d. Shozo Shiraishi [JPN] | 4-6 7-5 6-3 6-3 | | | | | | | | | |
23‑Sep‑1985 | Barcelona | Clay | QF | 45 | 3 | (1)Mats Wilander [SWE] d. (14)Casal | 6-1 6-2 | | | | | | | | | |
23‑Sep‑1985 | Barcelona | Clay | R16 | 45 | 126 | (14)Casal d. Stefan Eriksson [SWE] | 6-3 6-4 | | | | | | | | | |
23‑Sep‑1985 | Barcelona | Clay | R32 | 45 | 73 | (14)Casal d. Marcelo Ingaramo [ARG] | 6-4 6-4 | | | | | | | | | |
23‑Sep‑1985 | Barcelona | Clay | R64 | 45 | 218 | (14)Casal d. (Q)Milan Srejber [CZE] | 6-2 6-4 | | | | | | | | | |
16‑Sep‑1985 | Geneva | Clay | R32 | 45 | 23 | (6)Henri Leconte [FRA] d. Casal | 6-3 6-3 | | | | | | | | | |
9‑Sep‑1985 | Palermo | Clay | R16 | 49 | 369 | (WC)Claudio Pistolesi [ITA] d. (3)Casal | 7-6 6-4 | | | | | | | | | |
9‑Sep‑1985 | Palermo | Clay | R32 | 49 | 107 | (3)Casal d. Colin Dowdeswell [GBR] | 6-3 6-3 | | | | | | | | | |
2‑Sep‑1985 | Messina CH | Clay | SF | 58 | 102 | (4)Ronald Agenor [USA] d. (1)Casal | 6-3 7-6 | | | | | | | | | |
2‑Sep‑1985 | Messina CH | Clay | QF | 58 | 152 | (1)Casal d. Gabriel Urpi [ESP] | 2-6 6-1 7-5 | | | | | | | | | |
2‑Sep‑1985 | Messina CH | Clay | R16 | 58 | 185 | (1)Casal d. Bruce Derlin [NZL] | 5-7 6-1 6-3 | | | | | | | | | |
2‑Sep‑1985 | Messina CH | Clay | R32 | 58 | 471 | (1)Casal d. (Q)Gianluca Pozzi [ITA] | 6-1 6-2 | | | | | | | | | |
5‑Aug‑1985 | Kitzbuhel | Clay | SF | 89 | 100 | Pavel Slozil [CZE] d. Casal | 6-1 6-3 | | | | | | | | | |
5‑Aug‑1985 | Kitzbuhel | Clay | QF | 89 | 138 | Casal d. Emilio Sanchez [ESP] | 7-6 6-1 | | | | | | | | | |
5‑Aug‑1985 | Kitzbuhel | Clay | R16 | 89 | 167 | Casal d. (LL)Darren Cahill [AUS] | 6-3 7-6 | | | | | | | | | |
5‑Aug‑1985 | Kitzbuhel | Clay | R32 | 89 | 146 | Casal d. Alessandro De Minicis [ITA] | 6-3 4-6 6-1 | | | | | | | | | |
5‑Aug‑1985 | Kitzbuhel | Clay | R64 | 89 | 633 | Casal d. (Q)Fredrik Rosenquist [SWE] | 2-6 7-6 6-4 | | | | | | | | | |
22‑Jul‑1985 | Hilversum | Clay | R16 | 99 | 155 | Ricki Osterthun [GER] d. (5)Casal | 7-5 6-3 | | | | | | | | | |
22‑Jul‑1985 | Hilversum | Clay | R32 | 99 | 81 | (5)Casal d. Damir Keretic [GER] | 6-4 5-7 6-4 | | | | | | | | | |
15‑Jul‑1985 | Bastad | Clay | R16 | 91 | 141 | Kent Carlsson [SWE] d. (5)Casal | 6-4 6-2 | | | | | | | | | |
15‑Jul‑1985 | Bastad | Clay | R32 | 91 | 188 | (5)Casal d. Peter Elter [GER] | 5-7 6-2 6-3 | | | | | | | | | |
8‑Jul‑1985 | Gstaad | Clay | R32 | 93 | 9 | (1)Joakim Nystrom [SWE] d. Casal | 6-3 4-6 6-3 | | | | | | | | | |
20‑May‑1985 | Florence | Clay | F | 217 | 21 | (Q)Casal d. (2)Jimmy Arias [USA] | 3-6 6-3 6-2 | | | | | | | | | |
20‑May‑1985 | Florence | Clay | SF | 217 | 96 | (Q)Casal d. Eduardo Bengoechea [ARG] | 7-5 7-5 | | | | | | | | | |
20‑May‑1985 | Florence | Clay | QF | 217 | 53 | (Q)Casal d. (5)Mark Dickson [USA] | 6-2 6-4 | | | | | | | | | |
20‑May‑1985 | Florence | Clay | R16 | 217 | 12 | (Q)Casal d. (1)Aaron Krickstein [USA] | 3-6 6-4 6-4 | | | | | | | | | |
20‑May‑1985 | Florence | Clay | R32 | 217 | 126 | (Q)Casal d. Stefan Simonsson [SWE] | 7-6 6-4 | | | | | | | | | |
1‑Apr‑1985 | Marrakech CH | Clay | R32 | 198 | 225 | Simone Colombo [ITA] d. Casal | 6-1 4-6 6-3 | | | | | | | | | |
8‑Mar‑1985 | Davis Cup WG R1: FRG vs ESP | Carpet | RR | 192 | 78 | Michael Westphal [GER] d. Casal | 10-8 6-3 2-6 2-6 6-4 | | | | | | | | | |
8‑Mar‑1985 | Davis Cup WG R1: FRG vs ESP | Carpet | RR | 192 | 64 | Casal d. Boris Becker [GER] | 6-4 1-6 7-5 | | | | | | | | | |